Where do you put an electric tankless water heater?

By Robert Flores / October 27, 2022

As long as enough combustion air is provided, tankless water heaters can be installed in place of your old water heater or anywhere in your home. This includes utility rooms, garages, basements, attics, or mounted on outside walls. They can even be installed in locations where a storage water heater wouldn’t fit.

Can a tankless water heater be installed in a closet?

Your tankless water heater can be installed just about anywhere! Due to the small size of your water heater, it can be mounted in many small spaces, including closets, under sinks, in pantries, or under stair storage areas.

Can you take a shower with a tankless water heater?

With a tankless water heater, you can take a shower, use the dishwasher, and do laundry all at the same time without losing hot water. On top of saving, you from the dreaded cold shower, it can also save you money and energy.

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How long does a tankless water heater take to pay for itself?

Tankless water heaters can eventually pay for themselves with energy bill savings, but the payback period may be long: 22-27 years for a gas tankless heater, 12-20 years for an electric. Tankless water heaters tend to last longer than storage heaters: 20 to 25 years in many cases.

Do tankless water heaters provide enough hot water?

Tankless water heaters can get the water plenty hot enough. Depending on the brand and model, most tankless water heaters have a temperature setting that is adjustable between 100° to 140° (most tank water heaters are set around 120°).

How long is food in fridge good without power?

4 hours Keep refrigerator and freezer doors closed. If the doors stay closed, food will stay safe for up to: 4 hours in a refrigerator. 48 hours in a full freezer; 24 hours in a half-full freezer.

Should you turn off breakers during power outage?

Unplug everything in your home. Turn off breakers or remove fuses. If there is an extended power outage, you may want to leave one lighting circuit on so you will know when the electricity comes back on. Winterize your water supply system completely.

How long is milk good in fridge after power outage?

When the power comes back on, check the temperature in the refrigerator or of the food. Discard any perishable food (such as meat, poultry, seafood, milk, eggs, or leftovers) that has been at refrigerator temperatures above 40°F for 4 hours or more. Feb 17, 2022

What kind of outlet do I need for an electric water heater?

Electric water heaters require a 240-volt dedicated circuit, which serves only the water heater and no other appliances or devices. The circuit wiring typically includes a 30-amp double-pole breaker and 10-2 non-metallic (NM) or MC cable. Jul 22, 2022

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Can a water heater be plugged into an outlet?

Cord-and-plug connection of water heaters was once acceptable, but has not been allowed for at least the past 25 years by the National Electrical Code [NEC 422.16(A)]. Dec 22, 2021

Can I plug a heater into a heavy duty extension cord?

Plug space heaters directly into a wall outlet. Do not use an extension cord or power strip, which could overheat and result in a fire. Jul 12, 2022

Why does the water in my shower go from hot to cold?

Your shower has faulty pressure-balancing valves. Faulty valves are common causes of temperature fluctuations in the shower. The pressure-balancing valves, also known as thermostatic mixing valves (TMV), blend cold water with hot water to provide constant and safe shower temperatures, preventing scalding. Jan 8, 2021

Where is the reset button on a tankless water heater?

Should water heater always be on?

It’s better to leave the hot water heater on all the time, rather than turning it on and off. This is a very common myth. But in fact, you really don’t need to be heating your water all the time. Your immersion heater or boiler will heat up hot water which is stored in a tank.

How big of a tankless water heater do I need for a family of 5?

In short, a family of 5 would need a 10 GPM gas tankless heater or 27 kW electric tankless heater if you live in the northern part of the USA, where the input water has a lower temperature. The tankless heater has to work extra hard to bring the water temperature up to 110?F or 120?F.

How long do tankless water heaters last?

Some people hesitate to decide on a tankless water heater because they can be a slightly higher cost; however, you get significantly more life out of one. A standard water heater tank lasts about 8-12 years. A tankless water heater can last as long as 25 years!

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Do tankless water heaters need a vent?

Tankless hot water heaters require special venting to blow hot exhaust gas outside, where it dissipates. Unlike traditional tank-style water heaters, gas tankless hot water heaters offer far more versatile venting options. Oct 15, 2012

Can a tankless water heater fill a tub?

Yes, usually. A tankless water heater can provide hot water indefinitely, which means it will fill up the tub. However, you still need to consider how fast the heater can provide the temperature of water you want. Faucets work by mixing in hot water with the cold. Feb 22, 2022

Can I replace my 40 gallon water heater with a tankless water heater?

This is simply due to the fact that tank water heaters are constantly heating and reheating 40-75 gallons of water while your tankless only operates on demand. With the help of a professional you can easily convert from a tank water heater to a tankless water heater. Feb 18, 2021

Can you oversize a tankless water heater?

When it comes to tankless water heaters, size matters. If you install a unit that’s too small, you won’t have enough hot water to meet demand. On the other hand, an oversized unit will cost more to purchase and operate than necessary, negating one of the biggest benefits of tankless water heaters—energy efficiency! Feb 23, 2020

Resources

https://www.homedepot.com/services/c/tankless-water-heater-installation/c88b47f07
https://www.e-tankless.com/installation-location.php
https://www.mrplumberatlanta.com/help-guides/never-run-hot-water-tankless-water-heater
https://www.ragsdaleair.com/help-guides/will-a-tankless-water-heater-save-me-money
https://todayshomeowner.com/is-water-from-a-tankless-hot-water-heater-hot-enough/
https://www.cdc.gov/foodsafety/food-safety-during-a-power-outage.html

What To Do During An Electrical Outage


https://www.fda.gov/food/buy-store-serve-safe-food/food-and-water-safety-during-power-outages-and-floods
https://www.thespruce.com/safely-replace-electric-water-heaters-1152637
https://www.howtolookatahouse.com/Blog/Entries/2021/12/can-a-water-heater-be-cord-and-plug-connected-by-code.html
https://www.harpercollege.edu/about/directory/ehs/extensioncordspaceheater.php

Why Does Hot Water Go Cold in the Shower?



https://www.cse.org.uk/advice/advice-and-support/energy-mythbuster

What Size Tankless Water Heater Do I Need? (2,3,4,5,6 Family)

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https://www.rinnai.us/announcements/7-tips-tankless-water-heater-venting

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https://www.mgpmechanical.com/blog/converting-to-tankless-water-heater

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About the author

Robert Flores