QA

Quick Answer: Where To Install A Tankless Water Heater

Can you install a tankless water heater anywhere?

Tankless water heaters can be installed anywhere inside your home. You can even have a tankless water heater in a bathroom! Some families with larger homes choose to install two, one for each floor, for example. Because of their small size, they fit in closets, cabinets, pantries or laundry rooms.

Where should tankless water heater not be installed?

You should avoid installing your tankless water heater in a location prone to excessive humidity, moisture, or dust, or in an area where it may be splashed with water or other liquids. Do NOT install under water pipes or air conditioning lines that might leak or condense moisture that could then drip onto the heater.

Are tankless water heaters installed inside or outside?

An indoor tankless water heater is installed inside your home. An outdoor unit is installed outside the home and is designed to withstand the elements. Tankless water heaters require specialized venting.

Can a tankless water heater be installed on an inside wall?

Electric tankless water heaters are designed to be installed indoors in the garage, basement, or interior wall. Both natural and propane gas tankless water heaters have indoor and outdoor models. Indoor models can also be installed in the garage, basement, or the exterior wall’s interior side to provide venting.

How much room is needed for a tankless water heater?

The unit heats the water as long as this is open. When it is closed, the tankless unit stops heating the water. It is true that tankless water heaters do not require a lot of space. A large unit requires an area no larger than 24 inches square and ex- tends from the wall by about 8 to 10 inches.

Can tankless hot water heaters be installed in an attic?

Because of their compact size, many tankless water heaters can be installed in a garage, attic, basement or utility closet without sacrificing floor space.

Can tankless water heater be installed in crawl space?

Because it’s small — about the size of a carry-on suitcase — you can place a tankless water heater along any stretch of pipe: In the attic, basement, closet, or crawlspace. You can install two or three units to serve different parts of the house, or even dedicate a unit for a particular use — say, a washing machine.

How far does a tankless water heater need to be from a window?

A tankless water heater requires a 4-foot clearance from the side or below a door or window that opens, unless the unit is directly vented to the outside. If the water heater is installed above the door or window, it needs 12 inches of clearance.

Why are tankless water heaters installed outside?

A tankless water heater can be installed outside if it’s designed to withstand harsh weather patterns. There are specific models designed for indoor and outdoor usage, so you have to choose the correct type.

What size tankless water heater is needed for a family of 4?

What Size Tankless Water Heater Do I Need For A Family Of 2, 3, 4, 5, Or 6? Number Of Family Members: Gas Tankless Heater Size (GPM) Electric Tankless Heater Size (kW) What size tankless water heater do I need for a family of 3? 7-9 GPM 15-23 kW What size tankless water heater do I need for a family of 4? 8-10 GPM 20-28 kW.

Can tankless water heater be installed in garage?

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 enclosed?

The tankless water heater is small in size. Thus it can be put in small spaces such as under-stair storage areas, closets, in pantries or under the sink. A tankless water heater is for indoor installation only. In case you install it outside, get a suitable enclosure.

Why is tankless water heater installation so expensive?

Installation is expensive because the unit needs a bigger gas supply than a conventional water heater does, and it needs to run its own exhaust flue to the exterior. Installation costs can vary widely, depending on the location of the flue and the gas supply. The unit itself costs between $800 and $1,000.

Is a tankless water heater worth the cost?

Energy Use and Efficiency Tankless: Gas and electric tankless water heaters run more efficiently than the conventional water heaters of the same fuel type. We rated the annual energy consumption cost Excellent for a gas model but only Fair for an electric, but both rate Very Good for energy efficiency.

Can tankless water heaters go outside?

Yes – there are outdoor tankless water heater units that are made to withstand the elements BUT – it is recommended that electric tankless water heaters be provided with some form of shelter. Gas powered tankless water heaters that are placed outdoors do not require any form of protective shelter.

Why are water heaters kept in the basement instead of the attic?

Water heaters that are installed in attics or elsewhere upstairs increase the risk of leaks and water damage. Since most Texas homes lack a proper basement, it is standard practice to install water heaters in the attic – somewhere where it’s out of sight.

Can hot water tank go in loft?

G Brown New Member. In therory it is do-able. Weight and wall loadings is the major consideration. Also the roof must be strong enough to take the massive weight of a water tank – it must be floor supported, NOT hung off the roof beams.