How To Replace Tank Water Heater With Tankless? - ERNIEGRAVES

Can I have a tank fed water heater in line with a tankless water heater?

Check your sanity.
40 feet of 3/4 pipe is 12 meters of 3/4 PEX pipe with an internal diameter of 17 millimeters.
The pipe carries 0.23 liters every meter, for a total of 2.7 liters.
For example, at a conventional flow rate of 20 liters per minute with the faucet completely open on hot, the volume of water required to travel the length of the pipe is 2.7 liters, which means it takes 2.7/20*60 = 8.7 seconds.

Even if the pipe is twice as long as it has to be, it is still more than 2 minutes.
In this case, either the tankless heater has a long starting delay, or it inhibits the flow, causing hot water to take longer than usual to circulate, or both of these conditions are present.
Flow rates should be measured on both hot and cold water.

Simply use a timer to time how long it takes to fill a known-volume container, such as a cooking pot, and record the results.
It is not necessary for it to be extremely exact.
With a tank heater, the hot flow should be somewhat less than the cold flow, due to the loss introduced by the heater’s safety and check valves.
However, it should never be less than half.

If it’s less than half, or perhaps significantly less, as it was with my prior tankless heater, you’ve had a problem.
It takes 4.4 kilojoules to raise the temperature of one liter of water by one degree Celsius.
Consequently, if water is brought in at roughly 12°C and heated to 60°C (delta T = 48°C) at a flow rate of 1 liter per minute (1/60 liter per second), the heating power is deltaT * flow * 4.4kJ = 3500W (watts are measured in J/s).
Assuming you know the power of your heater, for example, that it has a thermal output of 20kW when burning gas, you may be confident that it will not have a flow rate more than 20kW per (liter per minute) divided by 3.5kW equaling 5.6 l per minute.
If all goes according to plan, the pot and stopwatch technique should agree with the calculation based on heater power, and you’ll most likely conclude that it has a rather weak flow, similar to that of other tankless heaters, which implies that water takes an eternity to go down the pipe.

As a result, in order to receive hot water faster, the water must pass through the pipe more quickly, which means it must be colder.The remedy is quite straightforward and inexpensive: just add a thermostatic valve at the heater’s output.I’m not sure what it’s called in your nation, but it’s something like this.There are three inputs: a hot input (which is connected to your heater), a cold input, and a warm output.If you set it to an acceptable temperature, such as 40°C, then when the faucet is completely open, it will input whatever hot water the heater gives from the hot input and as much cold water from the cold input as is necessary to get the desired temperature from the cold input.

This implies that the output flow is far more than what your heater can give (since cold water is added to the hot water), and as a result, the water moves considerably more quickly over the length of the pipe.
In addition, the temperature of the water coming from the faucet will be regulated to 40°C, which is safer.
This is a relatively inexpensive remedy (one thermo valve and a small amount of PEX and fittings; there is no need to take pipe out of the walls, etc.), so it is the first thing to do.
It should reduce your hot water waiting time by around 30 seconds, with the remaining time being attributed to the tankless heater requiring an inordinate amount of time to start up, as they all do.
in order to obtain a shorter period of time Recirculation to the faucet either wastes a lot of energy if the hot water is dumped into the cold pipe, or it necessitates the installation of new pipe, which results in a sloppy job.

Local electric warmers at the taps may also be used, but this eliminates the storage space beneath the sink and forces you to scatter them all over the place, which is inconvenient and requires more maintenance.
Because delay through pipes is no longer an issue after a thermo valve is installed, the most straightforward solution is to connect a tank to your main heater.
This does not imply that you must immediately replace your tankless heater with a new one.
It’s possible that it may be changed to operate with a tank and maintain the desired temperature using a recirculation pump, but you’ll have to consult the handbook for further information.

How to Switch From Tank Water Heater to Tankless: A Guide!

Is your ancient tank unit on the verge of failing or has it already failed?
Is it becoming increasingly frustrating to run out of hot water?
Do you want to know how to make the transition from a tank water heater to a tankless water heater?
Are you seeking for information on how to make a suitable tankless replacement and what procedures to take?

If you answered yes, you have arrived to the correct location.
Tankless water heaters, which are popular in Europe and Asia, have gone a long way since their inception in the 1990s and are quite dependable.
They are becoming increasingly popular as a result of the numerous benefits they provide.
For example, you will have virtually endless access to hot water, there will be no fear of flooding due to a leak in the tank, and you will see a visible reduction in your monthly heating costs, among other benefits.
As a result, making the transfer makes perfect sense.

So let’s go ahead and do it.

Steps you need to take to switch from the tank water heater to tankless

Now, if you don’t know much about tankless water heaters, that’s understandable. I’ll walk you through everything you need to know and do step by step so that you don’t wind up making the incorrect decisions while migrating from one technology to the other.

1. Find out the size you need

The tankless water heater is designed in a completely different way than the traditional tank water heater.
In this instance, a tankless water heater warms water at a rate of one gallon per minute (GPM).
That is, it can supply a limitless amount of hot water, but only at a maximum flow rate.
You must determine how many maximum fixtures such as the shower, faucet and/or washer you can possible utilize at the same time in order to complete this task.

In most cases, it’s at its most during morning peak time, when the youngster is in the shower, the spouse is preparing breakfast, and another person is doing the laundry.
To acquire the size you want for the tankless water heater, you must combine all of the information together.
For example, a shower with 1.5 GPM with a kitchen faucet with 1 GPM plus a washing machine with 2 GPM is 4.5 GPM.
The flow rate in the scenario described above is 4.5 GPM.
You’ll need a tankless water heater that has a flow rate of 4.5 GPM in order to meet your needs.

You should be aware that the flow rate fluctuates depending on the temperature at the intake and outflow.If you live in a colder climate such as Alaska, the same water heater that may produce 4.5 GPM will produce far less flow in the warm environment.It’s caused by variations in groundwater temperature levels.For more information, you may also read the water heater buying guide, which can be found here.

2. Consult plumber & electrician to get quotes

In the event that you have made your decision on which tankless water heater to purchase, you should inform the plumber or electrician of the heater’s specifics and specs.
Make certain that the company you hire has expertise with tankless heaters.
You’ll want to know whether any modifications to your plumbing system are necessary, as well as whether or not your electric service panel and breaker need to be upgraded.
Sometimes, if you have an older home with an older plumbing system, a plumber may recommend that you install a smaller tankless unit at each fixture rather than a larger tankless unit for the entire house.

Your home’s plumbing problems will determine how long it will take to complete the project.
Choosing an electric tankless water heater may necessitate a service upgrade to 200 or even 300 Amperage from your electrician if you decide to go with this type of water heater.
It is possible that an update may cost you several thousand dollars.
If you already have a tank gas water heater and decide to switch to a tankless gas water heater, you may need to install an additional gas line to accommodate the increased gas volume and pressure requirements of the new tankless gas water heater.
Additionally, you may need to construct a new vent for it.

Tankless gas water heaters are often more costly to install than their electric counterparts.Find out more about the differences between gas and electric tankless water heaters here.In any case, you’ll want to receive a documented price for the correct installation of your device before proceeding.

3. Install it already

Now is the greatest time to make the move to a tankless water heater.
According to studies, 90 percent of individuals purchase a water heater as a last resort when their existing one breaks down.
And doesn’t it stand to reason that judgments taken in a hurry are almost always bad ones?
That being said, if you believe your old unit is nearing the end of its useful life, it is best to plan ahead and begin researching your upgrade options right now.

You will be able to make an informed decision while saving money as well as time.
Purchase your unit and get it installed as soon as possible before the old one fails.

Things you should know before switching to tankless water heaters

Tankless water heaters are extremely tiny, taking up about a tenth of the space of traditional tank water heaters.
The fact that they take up less space and may be placed on walls or in bathroom cabinets means that you can save valuable floor space.
Tankless water heaters heat water on demand, resulting in no wasteful standby energy use.
You will have the luxury of having infinite hot water and never running out of hot water
When compared to traditional tank water heaters, tankless water heaters save at least 25 to 30 percent on energy costs.
In most cases, you can save 100 dollars a year on your water heating bills.
The initial expenditure in a tankless water heater might be up to two to three times greater than the initial investment in a tank type water heater.
In contrast to tank water heaters, tankless water heaters, and even gas-powered systems, are unable to deliver hot water during a power outage.
A tankless water heater eliminates the possibility of leaks and catastrophic floods.
The temperature of hot water might fluctuate and take a few minutes to reach a stable level
If you want to replace your old water heater, you may need to get local construction and plumbing permits from your town.
If the home is old and has traditional plumbing, a complete plumbing retrofit may be necessary, or you may be recommended to install tiny tankless units at each fixture rather than one large tankless unit for the whole house.
Depending on whether you pick a gas or an electric tankless system, you may need to install an additional gas line or update your electric service, both of which can be costly.
Generally, the more north you reside, the more powerful your tankless water heater will need to be.
If properly maintained, a tankless water heater may last up to twice as long as a tank type water heater, or somewhere between 20 and 25 years.
Annual maintenance and flushing of sediment should be performed on tankless water heaters. If the water in your location is hard, you should test it twice a year.
The potential of hazardous bacteria development, as with conventional tank-type systems, is eliminated.
Consider our curated list of the finest whole-house electric tankless water heaters if you need some recommendations.

The pros and cons of tankless water heaters

Pros: Extremely energy efficient and environmentally friendly, allowing you to save up to 30% on your annual water heating bills. Cons:
It is possible to give endless hot water. There’s no need to wait for hot water to arrive.
Design that is extremely small and space-saving. Briefcase-sized and wall-mountable, in most cases.
There is no danger of leaking or floods.

Cons The initial cost of a tank water heater might be two to three times more than the cost of a tankless water heater.
There is a limit to the number of fixtures that may be used at the same time.
When the power goes out, the hot water goes off as well.

Conclusion

Tankless water heaters are the most energy-efficient option for heating water for a household’s needs.
Because of the numerous advantages that they provide, they are quickly replacing conventional tank water heaters.
Compact, energy-saving, and money-saving features, as well as on-demand endless hot water, are just a few of the advantages.
Tankless water heaters, on the other hand, can be expensive to purchase initially, and the comparably modest yearly savings may not be worth it for some individuals.

When properly built, tankless water heaters provide dependable performance for many years to come.
Hi!
In Aberdeen, South Dakota, I work as an HVAC mechanic and am also the author of HWT.
Providing plumbing services has been a part of my business for more than a decade.
In my more than ten years of expertise in the sector, I have mostly dealt with water heating systems.

With the use of my blog, I want to be able to share some of my professional expertise and knowledge with you in the future.

Replacing Tank Water Heaters with Tankless

LESLIE: Lazlo in New York has a question concerning tankless water heaters, which you can find the answer to here.
What can we do to be of assistance to you?
LAZLO: Hello, my name is Lazlo.
I’m fortunate in that I have two tanked water heaters.

It is for the construction of a four-family structure.
TOM: All right.
LAZLO: And it basically has – I believe the two of them are each 50 gallons – a filtration system.
TOM: Mm-hmm, that’s interesting.
In addition, I was thinking of reducing the amount of real heat generated by the two tanked water heaters by installing a third tankless water heater after the two tanked water heaters.

The temperature would be somewhere around 80 degrees in the tank water heaters and when the demand comes on, it would be heated up to 105 or 110 degrees in the tankless water heaters so that someone could take a shower or do the dishes or whatever it is that they needed the hot water for would be achieved.I’m not sure if it’s a good idea or not, to be honest.THERESA: Do you have gas or electric water heaters?TOM: Do you have gas or electric water heaters?LAZLO: I’m talking about gas.

I’m intending to use gas for both the tankless and the conventional systems.
TOM: That’s not a good idea.
Because you don’t have to pre-heat the water before using it.
The water does not need to be preheated if you have a tankless water heater that is suitably designed; rather, doing so would significantly reduce the efficiency of this equation.
So, if you want to go tankless – which I believe is a good option if your water heaters are becoming old – I would recommend installing a tankless water heater of the appropriate size and eliminating the other two 80-gallon water heaters because they are wasting a lot of gas that you do not want.

LAZLO: All right.
Their volume is in fact between 40 and 50 gallons.
TOM: All right, okay, let’s see…
LAZLO:…
but I get what you’re trying to communicate.

It doesn’t matter.
Right.
TOM: I agree with you.

LAZLO: That’s right, that’s right.
TOM: That’s right.
No, you do not need to pre-heat the water before using a tankless water heater.
If they’re correctly designed and built, tankless water heaters are capable of heating water from as cold as the ground to as high as 110 or 120 degrees in a single shot.

When you have the plumber come in to install it, make sure that they pay close attention to the manufacturer’s recommendations for the size of the gas line that will be used.They make the error of installing a gas pipe that is too tiny.Tankless water heaters require a huge gas line since they consume a considerable amount of gas over a short period of time.

However, they are far less expensive to operate than a standard tanked water heater in terms of total cost.
LAZLO: That’s correct, that’s correct, that’s correct.
That’s one of the reasons I was considering going with it.
OK.

That’s a good idea.
I would have to replace them in about a year or two anyhow because they are growing old.
It’s a good idea, Lazlo, to make a preemptive attack here and replace them before those tanked water heaters begin to leak, since that would be a huge issue.
LAZLO: Thank you so much for your assistance.
TOM: Thank you very much.
Thank you very much for calling us at 888-MONEY-PIT.

We appreciate your business.

Converting to Tankless Water Heater – Pros, Cons, & Costs

Making the switch to a tankless water heater You have probably never given much consideration to the source of your hot water. The moment you turn on the hot water faucet, you’ll be met with a beautiful supply of hot water. That implies that there is a water heater someplace in your home that is storing the water. A hot water heater has a capacity of around 40–60 gallons of water. These sorts of tank water heaters keep the water that has been heated warm until it is time to utilize it. The cost of heating water in this manner is high. The tank is continually consuming electricity to heat the water, which can result in significant increases in power costs. A tankless water heater performs exactly what it says on the tin. Without the need of a tank, it is capable of heating water. When you turn on the hot water faucet, cold water is forced to flow via a heat exchanger that is located within the tankless unit. This, in turn, allows the water to be heated on demand. It is more energy-efficient than typical water heaters, consuming around 22 percent less electricity than they do. Can a tankless water heater take the place of a traditional water heater? Tankless water heaters may, in fact, be used to replace traditional water heaters. As a consequence, you will save money on your annual heating expenses, conserve valuable floor space, and will never run out of hot water. Make a plan before you begin working on the project. First and first, is it a work you can complete on your own or do you require the services of a professional? Remember to get any essential construction or plumbing licenses as well. To find out what licences you require, get in touch with the appropriate authorities in your area. After that, you should think about the size of the tankless water heater. Tankless systems are available in a variety of sizes based on the number of gallons per minute (GPM) and the temperature rise. The size of the heater you require is determined by the number of appliances and hot water faucets that are running at the same time. This page has an easy-to-use whole-house tankless water heater calculator that will make your calculations much more straightforward. Tankless water heaters provide several advantages over traditional water heaters. Due to the fact that tankless systems are smaller and wall-mounted, they require no floor space.
Costs of energy. According to the government’s U.S. Department of Energy, heating water accounts for 30 percent of a typical family’s total energy consumption costs. A tankless water heater can assist to cut these expenditures by as much as 50%. Durability is another advantage of tankless water heaters. Tankless water heaters are less prone to fail than traditional water heaters. They are more durable than storage heaters, with a lifespan of 20 years or more, as opposed to 10 years for a tank water heater
they are also more energy efficient than storage heaters.

Cons: There are up-front costs. Tankless units are more expensive to purchase and install, as well as being more difficult to maintain. If monthly energy bills are reduced, it might take 20 years to recover the costs of the initial investment.
Hot water does not appear instantly. Tankless water heaters do not provide immediate access to hot water. Generally speaking, it takes 15 seconds for the heating element to heat the water sufficiently before transferring it to the faucet.
During a power outage, there is no hot water. If the power goes out, tankless water heaters will not be able to provide hot water. Tank water heaters, on the other hand, will not work.
More upkeep is required. Tankless units require more frequent flushing than conventional units. Failure to adhere to the manufacturer’s recommended maintenance schedule may result in the voiding of the manufacturer’s warranty.

I’m wondering how much a tankless hot water heater will set you back. Depending on the model, gas and electric water heaters may cost anywhere from $300 to $2,100 for the machine itself. Brand, fuel source, and flow rate are all factors that influence pricing. How Much Does a Gas Tankless Water Heater Cost to Operate? A tankless gas-fired heater is more expensive than an electric heater, but it has the advantage of having a longer warranty than an electric heater. Aside from that, they have cheaper energy costs, ranging from $150 to $260 per year. Tankless gas water heaters range in price from $400 to $2,100 for the entire device. Tankless gas-fired heaters range in price from $700 to $4,600, depending on their size and features. In what range do electric tankless water heaters fall on the price spectrum? You may expect to pay anything from $300 to $1,000 for an electric vehicle. Electric units are less expensive to install and less difficult to maintain than gas ones. The cost of installing an electric tankless water heater ranges from $600 to $2,500, depending on the model. On the negative side, an electric hot water system is more expensive to operate than a gas hot water system. The annual operating costs for an electric unit are estimated to be between $300 and $540 dollars. Converting to a tankless water heater will cost you more money. Below you will find an outline of the key expenses connected with changing storage tanks to tankless systems. Gas lines are being installed. Upgrading to a bigger diameter gas line will cost between $350 and $750. Plumber rates will also be higher. Plumbers are paid on an hourly basis, and their services can range from $45 to $150 per hour.
Changing out the vent. The removal of hazardous gases from gas networks necessitates the use of vent pipes. Prices range from $100 to $600 depending on the item. Electrician Hourly Rates Regardless of whether you choose an electric or natural gas system, you will need an electrical outlet for both. Upgrading the electrical panel will cost between $40 and $100 per hour, according to electricians. If you have an electrical unit installed, it is possible that you may want a replacement electrical panel. They are in the range of $850 to $2,500 in price.

It is possible to save a large amount of money by converting the system yourself. However, this is not the kind of work that a novice DIY enthusiast should attempt. You should not attempt to repair a hot water heater if you are not conversant with the subject. Is it simple to make the switch to a tankless water heater? No. Making the switch from a traditional water heater to a tankless water heater may be a time-consuming and complicated process. You may, on the other hand, feel that you want to take up the task yourself
this is doable if you know what you are doing. Before you proceed with the conversion of your system, make a plan of action. A tank to tankless conversion is not as straightforward as just removing one unit and replacing it with another, as many people believe. It’s possible that the situation is more complicated than that. Converting to a tankless gas water heater is a simple process. This is a more complicated project, and it is not suggested for those with limited DIY knowledge. When installing a gas water heater, it is preferable to choose a professional contractor. They will also build a mounting box for your water heater and fasten it firmly to the wall with screws or bolts provided by you. Gas water heaters are only available as direct vents, which means they must be vented directly to the outside. Consider the fact that vent placements must abide with local ordinances and laws. The cost of installing a gas water heater ranges from $700 to $4,600 dollars. Whether or not it is viable to reuse old pipes will depend on the system and the current pipework. Converting a natural gas tankless water heater to a propane tankless water heater First, look to see whether your tankless water heater has a label on it that indicates whether or not it is a converted tankless unit. If that’s the case, it should have arrived with a kit for conversion. Conversion is not something that can be accomplished by the individual. Converting the appliance should be done by a licensed gas technician. It’s a complicated and expensive task to do. After taking into account the expense of hiring an expert, it may be more cost-effective to acquire a new machine. Changing from an electric water heater to a tankless water heater Converting an electric water heater to a tankless water heater is a reasonably simple process. If you wish to do it yourself, make sure you read the installation documentation provided by the manufacturer. You’ll need a few key tools, the most of which you should already have in your possession. A Philips head screwdriver, a drill and drill bits, an adjustable wrench, needle nose pliers, a pipe cutter, screws and anchors for mounting, a tape measure, and other tools are required.

A pressure reducing valve, T&P valve, double pole circuit breakers, cross over valve, soldering tools, Teflon tape, pipe insulation, plumber’s tape, metal pipe adaptors, and other related items may be required in addition.

The Electric Heater should be mounted to the wall. They are not particularly heavy, but anchors and bolts are used to maintain the unit in place. Allow for a 12-inch space above and below the unit, as well as six inches on the front and sides of the unit.
Connect the Water Pipes to the water supply. Depending on your unit, it should be straightforward to determine where the water lines come together. The connection between the hot water pipe and the unit is usually marked with a red cap on the bottom of the unit. A blue cap is attached to the pipe via which the cold water is distributed.
Connect the electrical lines to the circuit breaker. Contact a licensed professional electrician for this sort of service once again.

Is Tankless Water Heater Coverage Included in Homeowners Insurance?
Yes.
Because water heaters are incorporated into your house and considered to be a component of your residence, your homeowners insurance covers any damage to your home from any risk, including fire.
This implies that your insurance coverage covers all damages, with the exception of those caused by risks that are specifically excluded.

If a covered danger was responsible for the damages to the unit and other property in the residence, your insurance policy would pay for the costs of the repairs.
Your home coverage includes replacement cost value (RCV) coverage, which means that your insurer will offer enough money to acquire a new one without depreciation if yours is destroyed or destroyed by fire.
You must, however, pay your deductible first before anything else.
That being stated, if your hot water heater fails due to equipment failure or because of its age, you will not be able to claim repairs or replacements.
The same is true for damage caused by normal wear and tear or if you fail to properly maintain it.

You may, however, get an endorsement for your tankless water heater in the event of an equipment failure.It provides coverage for mechanical breakdown.Keep in mind that if your personal possessions are destroyed as a result of a unit failure or breakage, your insurance coverage will cover them under personal property at actual cost (ACV).As a result, it compensates you for the current market worth of your things, less depreciation.Also, before your insurance company pays you, take into consideration your deductible.

The type of risk that caused the water heater to fail is also important in determining whether your personal belongings will be covered by your insurance company.
If a covered hazard causes damage to the unit, as a result of which your belongings are damaged, the policy will pay for such damages.
In every other case, no.
In addition, a normal homes insurance policy only covers personal property damage from sixteen specified hazards, whereas your coverage covers damage from twenty-four named perils.
See the picture above for more information.

Flooding and earthquakes are not considered to be insured perils under the policy.
However, if you reside in a flood- or earthquake-prone location, you may be able to get additional coverage for these risks.
Please contact us if you require any information on homes insurance.
We are more than delighted to assist you.
I hope this has been of assistance!

Online Home Insurance Estimates Are Available For Free Young Alfred, I am at your disposal.

Converting to Tankless Water Heater

Unquestionably, a water heater is a necessary item that may have a significant impact on the degree of efficiency and comfort in your house.
In addition to affecting your monthly water expenses, the type of water heater you choose can have an impact on the amount and timing of hot water you have available at any given time.
As a result of the capabilities and components of tankless water heaters, many people are perplexed as to what a tankless water heater is in reality.
Tankless water heaters are commonly referred to as On Demand Water Heaters, Instant Water Heaters, and, in certain situations, Electric Water Heaters, depending on who you ask.

With the exception of an electric water heater, all of these terms pertain to tankless water heaters.
There are many different types of electric water heaters, but we will not go into detail about them in this blog article.
Instead, we’ll speak about how to upgrade that old rusted water heater in your garage to a lovely, sleek tankless water heater instead.

Can a Tank Water Heater Convert to a Tankless?

Absolutely!
In fact, because of their energy efficiency, tankless water heaters are becoming increasingly popular for new house construction projects.
Newer tank water heaters have a UEF (Uniform Energy Factor) rating of 0.70, but a conventional tankless water heater has a value of 0.94, indicating that they use less energy.
Tank water heaters have made some improvements in terms of energy efficiency over the last few years, but as you can see they still have a long way to go before they reach the efficiency of a tankless water heater, and frankly, they will never be as efficient as a tankless water heater in the long run.

Simply said, tank water heaters are continually heating and reheating 40-75 gallons of water, but tankless water heaters only heat and reheat when water is required by the consumer.
Tank water heaters may be converted to tankless water heaters rather easy with the assistance of an experienced technician.

Common Questions and Misconceptions about Tankless Water Heaters:

What is the instantaneous availability of hot water provided by a tankless water heater?
This is an excellent question since many people believe that the word ″on demand water heater″ refers to quick hot water when in fact it does not.
When the hot water tap is switched on, a tankless water heater warms the water using a heat exchanger, which eliminates the need for a tank.
A tankless water heater responds quickly to a need for hot water by heating water as it is required; nevertheless, it still takes time for the hot water to travel through your pipes and reach the other end, where it is nice and hot.

2.
What is the significance of the term ″On Demand Water Heaters″?
It differs from a traditional tank water heater, which continuously heats 40 to 75 gallons of water in case you need it, then runs out of hot water after the water has been used, forcing you to refill the tank with hot water and reheat it again, a tankless water heater heats water only when there is an actual demand for it.
3.
Are they prohibitively expensive?

Yes.The initial expense of switching from a tank water heater to a tankless water heater is significant.When compared to a standard tank water heater, tankless water heaters are three times more costly.Many people, however, find that the energy savings and the availability of unlimited hot water justify the expense of installing a solar water heater.A tankless water heater installation may be made more cheap by MGP Mechanical, which offers free estimates and zero percent interest financing.

4.
How long does the installation procedure take?
5.
Installation might take anything from 4-6 hours on average.
5.

What exactly is UEF stand for?
UEF is an abbreviation for Uniform Energy Factor.
An energy savings estimate based on how much energy is consumed; a higher UEF indicates more energy savings.
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Now that we have cleared up some questions you may wonder when is a good time to convert from a tank water heater to a tankless water?

It is not necessary to dispose of a perfectly good water heater in order to switch to a tankless water heater.
Tank water heaters have a lifespan of 6 to 13 years, depending on the model.
In the event that your water heater is growing older and having issues, it may be time to replace it.
With the assistance of the specialists at MGP Mechanical, we can assist you in making the best option possible so that you get the most value for your money.

When the time comes to repair or replace your tank water heater, keep in mind that the advantages much exceed the initial expense, and that tankless water heaters are becoming more and more common in new construction houses.
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Tankless water Heater Pros:

Take up less room in your home
are more energy efficient
come with a better guarantee
You’ll never run out of hot water again

MGP Mechanical is a Navien Service Specialist, which means that they provide service to Navien products.
We provide top-of-the-line items that are backed by warranties that are unrivaled in the industry.
To learn more about Navien Tankless Water Heaters, please visit their website.
Do you have any questions regarding tankless water heaters and how they work?

See our blog post, How Does a Tankless Water Heater Work?
for more information.

Is switching to a tankless water heater a good idea?

Many households are switching from traditional tank water heaters to tankless water heaters because of the promises of unlimited hot water, decreased energy bills, and more storage.
However, for some, the advantages may be insufficient to exceed the costs.
To assess whether a tankless water heater is the best choice for your house, balance the advantages and disadvantages of each kind of water heater.

HOW DO TANKLESS

WATER HEATERS WORK?

An advantage of tankless water heaters over conventional tank-type water heaters is the ability to offer hot water on demand.
High-powered burners located within a heat exchanger system of coils swiftly heat the water as it is extracted, heating only the amount of water that is being used.
Theoretically, a tankless water system may provide a limitless supply of hot water, as long as the demand for hot water does not exceed the tank’s gallons-per-minute capacity.

WHAT ARE THE BENEFITS?

Tankless water heaters may save you a lot of money on your energy bills.
It is estimated that tankless water heaters can be up to 34 percent more energy efficient than traditional water heaters, according to the United States Department of Energy.
According to Energy Star, a certified on-demand water heater may save a normal household up to $100 or more per year in energy costs, depending on the model.
There are, of course, other advantages to take into consideration.

First and foremost, tankless water heaters are expected to survive 20 to 25 years on average, which is significantly greater than the lifespan of a regular water heater, which is expected to last between seven and 14 years.
Second, tankless water heaters are significantly lower in size than traditional tank water heaters.
Furthermore, because they may be placed on the wall, they can free up valuable floor space for storage or other purposes.
Finally, tankless water heaters are a more environmentally friendly option than traditional water heaters, not only because they consume less energy, but also because they create less trash than traditional water heaters.

WHAT ARE THE DRAWBACKS?

The expense of tankless water heaters is perhaps the most significant disadvantage.
When it comes to tankless heaters, homeowners should expect to pay up to three times the price of traditional tank heaters.
Prices can range from less than $1,000 for an electric model to more than $3,000 for a gas-powered unit, not counting the cost of expert installation.
Another disadvantage of a tankless water heater is that it can only flow water through its pipes at a certain rate.

While it is theoretically capable of providing an unending supply of instant hot water, it may not be able to keep up with demand if the demand exceeds its capacity.
It is also necessary to run the water for an extended period of time, exactly like you would with a normal heater, in order to clear the pipes before you can use the hot water from the tap.
Finally, replacing your old tank-style water heater with a tankless water heater may not be as straightforward as just switching it out for a new one.
It’s possible that your home’s gas pipe, gas meter, and gas line are not properly designed to accommodate a gas-fired tankless heater, for example.
Alternatively, a costly capacity update to your electrical system may be required.

A unit that has been poorly placed may not only underperform, but it may also pose a safety danger to the user.

Should you go tankless?

Here are a few things to keep in mind: Upgrades to public utilities: A model that is powered by electricity will require the appropriate voltage, amperage, and circuit breaker.
Gas-fired versions will necessitate the purchase of specialized equipment and ventilation.
Tankless heaters are smaller in size than tank heaters and can be put on either an interior or an external wall, depending on the model.
Tankless heaters should be installed within 50 feet of an electrical power supply.

Expect a tankless heater to last 20 years or more, which is twice as long as a standard tank heater.
It is also more energy efficient.
Plumbing or heating, ventilation, and air conditioning (HVAC) contractors with a good reputation should install every water heater in your home.
Installation is often included in the purchase price by the dealer.
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Water Heater Installation Cost Guide (2022)

Tank vs.
Tankless Water Heater Costs |
Gas vs.
Electric Water Heater Costs |

Energy-Efficient Water Heaters |
Signs of a Failing Water Heater |
Choosing Your Water Heater |
When to Call a Plumber |
Frequently Asked Questions |

In practically every family, having access to clean, hot water has become a luxury.While the requirement for hot water in a home is constant, the methods by which it is produced are constantly evolving, with a wide range of tanks and fuel sources accessible to homeowners.If you’re buying a water heater for the first time or replacing an old one, it’s crucial to understand the different types of water heaters available and how much each one costs.

Tank vs. Tankless Water Heater Costs

In terms of water heaters, the tank and tankless water heaters are two of the most popular options available.

Tank Water Heaters

Storage tank water heaters are a popular alternative for households because they can keep and heat large amounts of water on a continuous basis.
Water heaters are often situated out of sight, in a garage, basement, or utility closet, among other places.
Tank water heaters generally utilize electricity or natural gas to heat the water they produce.
The installation of a storage tank water heater is less difficult than the installation of a tankless water heater, needing just roughly three hours of effort.

The storage tank water heater is a traditional water heater that is simple to install.
Storage tank water heaters are less expensive than tankless systems, with prices ranging from $820 to $1,290.
Tank heaters, although being a more inexpensive choice, are less energy-efficient due to the fact that they must operate continuously in order to maintain the target tank temperature.
In turn, these tanks have higher utility costs and a shorter lifespan as a result of their design.

Tankless Water Heaters

Tankless water heaters function by heating water only when it is required.
The technology heats the water pipe with either a gas burner or electricity, allowing it to furnish water on demand.
A tankless device, like a hot water storage tank, can be kept in a basement or utility closet for easy access.
Tankless heaters are less bulky than tank units and may be placed on the wall of a bathroom or bedroom, for example.

Tankless water heaters have a greater initial cost than tank water heaters, with prices ranging from $1,200 to $3,500 for a typical home.
The increased cost is due to the more labor-intensive set-up necessary for the installation, which necessitates the construction of additional gas and water lines.
Electric tankless heaters will require the installation of brand new electrical wiring.
Even while tankless heaters are more expensive to install than traditional versions, they are more energy efficient and have a cheaper total cost of ownership than their counterparts in most cases.
Furthermore, these water heaters have a longer longevity, with an average lifespan of around 20 years.

Gas vs. Electric Water Heater Costs

Tankless and tank water heaters are both available in gas and electric variants, with each offering its own set of advantages and disadvantages to homes.

Electric Water Heaters

In comparison to a gas tank, an electric tank is less expensive to purchase and install, with a home 50-gallon tank water heater costing approximately $500.
The overall cost of operation on a monthly basis, on the other hand, is typically more than the cost of operating a gas heater.
Because there is a lower danger of a leak or combustion with this heat source than with gas, it is regarded to be safer than gas.
The disadvantage of using an electric heater, which is more ecologically friendly, is that if the power goes out, so does the hot water.

Gas Water Heaters

Gas heaters are more expensive to acquire, with a 50-gallon tank costing around $700.
The operating costs of these heaters, on the other hand, are less expensive than those of an electric type.
Despite the fact that natural gas is more likely to combust or leak, a gas-powered water heater produces hot water without the use of electricity.
The most significant disadvantage of using a gas water heater is the harm it causes to the environment via the release of carbon dioxide.

More information may be found at A Guide to the Best Water Heater Warranty.

Energy-Efficient Storage Tank Water Heater Costs

If you want to be more ecologically concerned, you might consider purchasing one of these energy-efficient water heaters instead.

Solar Water Tank Heaters

Natural sunlight is used to heat the water in these water heaters.
A solar water heater system is made up of two parts: a storage tank that retains water and solar collectors that produce heat.
In most cases, a solar water heater will rely on a standard water tank in the event of a power failure.
Active solar water tank systems and passive solar water tank systems are the two main types of solar water tank systems.

An active system provides water to residences through the use of a pump, whereas a passive system circulates water around the home through the use of natural convection.
A passive system will cost roughly $2,000, while an active system will cost around $3,000, according to the National Association of Home Builders.
The increased expense is due to the considerable amount of labor required as well as the requirement for a backup water heater.

Indirect Water Heaters

Heat is provided to the tank by an existing furnace or boiler, which is powered by the energy from the furnace or boiler.
The water from the boiler is cycled into the tank’s coils, where it is heated by the water contained within.
This water heater style is energy efficient, as it relies on heat generated by a boiler or furnace to heat the water.
Although the monthly cost of an indirect water heater is cheap, the initial purchase and installation costs are higher than those of standard heaters, with the cost of an indirect water heater ranging from $1,500 to $2,000.

Signs of a Failing Water Heater

You should be on the lookout for warning indicators (such as the ones listed below) that indicate that you need to replace your water heater if you already have one on your property. You may also avoid these problems by keeping your system in good working order using items from reputed firms such as Corro-Protec. Water that is discolored or has an unusual flavor
It is possible to have water that takes longer to heat than usual or does not heat at all.
Noises originating from your water heater that are loud or unusual
Leaks
A hot water heating system that has been in operation for more than 15 years

More information may be found at: How to Maintain a Water Heater.

Selecting Your Water Heater

Keep the following considerations in mind when selecting a water heater for your residence: Fuel type and availability—Before purchasing a water heater for your house, evaluate whether or not the required fuel type is available. For example, if you’re considering a natural gas water heater, ensure sure your home already has or is capable of receiving a natural gas connection before proceeding.
Household size and number of people in your home should be taken into consideration when purchasing a gas tank of the appropriate size. For example, a family of two people need a 30–40 gallon tank, but a household of four people requires a 50–60 gallon tank.
Savings on both costs and energy—
Consider the price of each water heater as well as the cost of the fuel it uses. However, while certain heaters may be more expensive up front, their energy efficiency may allow you to save money in the long term.

When You Should Call a Plumbing Professional

It is suggested that you contact a professional if your water heater is showing symptoms of wear or if it has abruptly failed. While you may opt to replace a water heater as one of your home improvement projects, the amount of effort required and the extensive expertise required to install a system make water heater repairs and replacement a job best suited for a plumbing professional.

Frequently Asked Questions About Water Heaters

How long does it take a new hot water heater to work?

After installation, a gas heater will take around 40 minutes to reach full temperature, but an electric heater may take an hour or longer. The length of time it takes for the heater to begin supplying hot water to your house is also dependent on the size and kind of water heater you have.

How many hours a day does a water heater run?

The size, style, and fuel source of a water heater all influence how long it will operate. A tankless water heater typically runs for around an hour per day, but a tank water heater may run for four hours or more each day. Immediately contact a licensed plumber if you find that your water heater is operating more frequently than normal. The plumber will evaluate your heater for any faults.

How much does it cost to replace a 50-gallon water heater?

For an electric water heater of the same size, the cost is around $1,000, while a natural gas water heater of the same capacity is approximately $1,200. Send an email to our Reviews Team at reviews@thisoldhousereviews.com if you have any comments or questions about this post.

How Much Does A New Tankless Water Heater Cost?

We at Bankrate are dedicated to assisting you in making more informed financial decisions.
Despite the fact that we adhere to stringent guidelines, this post may include references to items offered by our partners.
Here’s what you need to know about There are few things in life that are more unpleasant than taking a hot shower only to be met with water that is so cold it seems like it has come straight from a melting glacier.
A tankless water heater is one method to ensure that you never again have to take a cold shower when you least expect it.

Although they are less expensive than traditional tank water heaters, tankless water heaters with installation are roughly $3,000 on average.
The entire cost is determined on the model selected as well as whether or not your home requires retrofitting.

Tankless vs. traditional

Understand the differences between tankless and regular water heaters may be easier if you look at this chart.
A typical water heater warms and stores water in a tank with a capacity of 30 to 50 gallons, depending on the manufacturer.
The heated water remains in the tank until it is required, and when it is consumed, the tank is refilled and the preheating process is repeated.
A tankless water heater heats water on demand by using either electricity or natural gas as a fuel source.

As a result, as soon as you switch on the dishwasher or step into the shower, the water that is required is heated at the source and is instantly available for use.
When making home upgrades such as installing a tankless water heater, a home equity line of credit (HELOC) is a wonderful option.
Check out our guide to obtaining the lowest rate on a home equity line of credit.

Electric or gas?

A tankless water heater has a price tag of around $1,500. The answer is dependent on whether you opt for an electric or a gas-powered vehicle. The following are some variables to consider while deciding between the two options: There is a one-time fee. For $500-$700, you can have an electric model, while for $1,000-$1,200, you can get a gas model.
Cost of installation:
The cost of installing the device and upgrading utility hookups is between $1,000 and $2,000, depending on local expenses and the amount of work that has to be done. Gas versions require the installation of a safe ventilation system, whereas electric ones do not, making the installation of gas models more expensive.
Utility costs: Depending on the cost of utilities in your region, natural gas may be less expensive to run than other forms of energy.
Gas-powered machines require yearly maintenance, but electric-powered units are not required.
An electric tankless water heater has no influence on the environment since it emits no greenhouse gases and is easy to recycle at the end of its useful life.

Benefits of a tankless water heater

A tankless water heater consumes 30 to 50 percent less energy than a traditional water heater, resulting in annual savings of more than $100 for the average household on heating bills.
Instead of wasting 30 percent of its energy, a tankless water heater wastes just 5 percent, according to Energy Star.
Although you may have to wait a few seconds for the water to heat up at the source, a tankless water heater ensures that you will never run out of hot water in your home.
A tankless water heater is more compact and takes up less space than a standard water heater.

A garage, basement, attic, utility room or even the outdoors are all possible locations for this unit to be put.
Lastly, a standard water heater has an average lifespan of eight to ten years, but the average lifespan of a tankless water heater is closer to twenty years.
If a home equity line of credit (HELOC) is not an option for your remodeling expenses, consider taking out a personal loan.

Disadvantages of a tankless water heater

It is more expensive to purchase and install a tankless water heater upfront than it is to purchase and install a regular water heater.
In fact, depending on the unit and the amount of retrofitting your home required, it might cost up to twice as much as a standard unit.
It might take up to ten hours to complete the installation due to the level of skill required.
The time it takes for hot water to be heated and supplied is longer.

You may encounter what is known as a ″cold water sandwich,″ which occurs when the hot water is switched on but does not have enough time to heat up properly.
Water hardness can cause failures in tankless units, and manufacturer warranties do not often cover the damage caused by hard water in most cases.

The final word

It is possible to use a tankless water heater when rebuilding your house or building a new one, or while staying at home on a part-time basis and do not want to be concerned about a leaky hot water heater while you are gone.
Unless you have professional-level installation abilities, installing a tankless water heater is not a do-it-yourself effort.
Despite the fact that they can be purchased online or at your local home improvement shop, it is better to leave installation to the professionals because it may be necessary to adapt your home in order for the water heater to function effectively.
Tankless water heaters are more expensive up front than traditional versions because of the labor costs associated with installation.

It is possible that a tankless water heater will be less expensive in the long term when yearly energy savings and the fact that you will only have to replace it half as frequently as a standard unit are taken into consideration.

Installing a Tankless Water Heater

″On-demand″ is in high demand these days, whether it’s for movies or information, or for food or amusement.
It has even made its way into the field of plumbing, where tankless water heaters have grown increasingly popular since they can provide hot water whenever it is required.
Learn about the advantages and disadvantages of tankless water heaters, as well as the installation concerns that come with these contemporary money-savers, before making your decision.

What Are The Pros and Cons?

Tankless water heaters, as opposed to standard water heaters, which heat water in a storage tank, give hot water ″on demand,″ or just when it is required.
The fact that they heat water directly rather than through a tank means that they do not suffer from the same standby energy losses that are associated with storage water heaters.
The hot water tap is triggered by turning on the cold water supply, which goes through a pipe into the tankless unit, where it is heated by either a gas or electric element.
Consequently, tankless water heaters are able to provide an uninterrupted stream of hot water.

Tankless water heaters, while initially more expensive than regular systems, may save a significant amount of money over the long run.
Tankless water heaters may save an average family up to $100 or more per year, depending on how much water they use, because they consume up to 30 to 50 percent less energy.
In addition to having high upfront expenditures, smaller tankless systems may not be able to provide enough hot water to all of the appliances and showers at the same time.
Most tankless systems require expert installation because they feature high-capacity burners that necessitate the use of a specialized, sealed vent system.
In addition to providing on-demand hot water and lowering long-term energy expenses, tankless water heaters conserve space and have longer warranties, which are important considerations for many homeowners.

Installation

While it is feasible to install a tankless water heater on your own, it is not a project that should be attempted by unskilled do-it-yourselfers.
Tankless water heaters are available in a variety of sizes and designs, including propane, natural gas, and electric versions, as well as single-room and whole-house variants.
They are also available in a variety of fuel types.
Due to the fact that a typical tankless heater consumes more gas than the largest home furnaces, you will need to consult with your local gas provider to ensure that your gas main is properly sized.

You’ll need to know how to turn off the gas supply to the current water heater and detach the tank without leaking gas in order to complete the installation.
Aside from that, you’ll also have to pay for someone to properly dispose of the old tank.
When you’re finally ready to install your new tankless unit, you’ll need to make sure that you use the correct sort of vent for your particular model.
The new water heater may also require wiring, depending on whether you’re fortunate enough to have a power supply of appropriate size nearby.
All of this will necessitate the use of electrical expertise as well as plumbing knowledge.

It is possible that you may need to modify your gas lines in order to meet higher usage.New water lines and pressure relief valve discharge lines are required for many projects, which need the use of soldering.The next step is to ensure that the entire installation complies with building standards and that your homeowner’s insurance will cover any damage caused by any faults.Due of these considerations, it is typically preferable to have a professional install your tankless water heater.When you purchase your unit from a dealer, most of them will give installation at a subsidized fee.

You may also be able to negotiate a cheaper price by contacting local plumbers or electricians who are experienced in your particular region.
Do you want to keep your new tankless water heater safe?
2-10 HBW provides the most complete coverage available for homeowners in the market.
Allow us to assist you in getting started with a Home Warranty right away!

PEX at Water Heaters Piping connection requirements, restrictions, codes

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Proper vs Wrong PEX Plumbing Connections to a Water Heater

PEX Clearance Distances at Water Heaters

For home hot water heaters that are powered by electricity, Zurn PEX can be connected directly to the water heater (brass adapters are needed for this connection).
Water heaters powered by natural gas: 6 ″to a greater extent from the exhaust flue
6 natural gas water heaters with power venting ″or more from the metal blower housing, unless the blower housing is made of plastic (in which case direct connection is permissible)
or more from the metal blower housing
The QuickPort Manifold (Zurn) has 18 ports ″about one meter or more from the water heater output
Water heaters without a tank: 12 ″or more from exhaust pipe (since the temperature of the exhaust piping can exceed 460° F)
TPR Discharge Tube: PEX is authorized, but verify with the TPR valve and heater manufacturer to ensure th