It is not necessary for electric water heaters or gas water heaters manufactured after mid-2003. The code states that “appliances having an ignition source shall be elevated not less than 18 inches (457 mm) above the floor in garages,” and the purpose of this stipulation is fire safety.
How high should an electric water heater be off the floor?
When installing your heater 18 inches off of the ground, it’s important to remember that the stand between your heater and the ground should be strong enough to hold up a full tank, not just an empty one. While the 18-inch rule is part of the Uniform Plumbing Code, regulations can change from city to city.
Do electric water heaters need to be raised?
Water heaters only need to be raised (per code) if they are using an ignitable fuel source (gas, propane, etc). And even then, the code is that the ignition mechanism is what needs to be raised. If your water heater is electric or a heat pump, no need to raise it per code.
Can electric hot water heaters sit on the floor?
Electric water heaters can sit directly on the concrete floor. There is no risk of accidental ignition of spilled flammable liquids with electric water heaters. … The only reason why you would want to have them off the ground is to save energy or protect the water heater from flooding/rust damage.
How much clearance does an electric water heater need?
Water heaters must be surrounded by a certain amount of clearance, or air space, to function properly and safely. A clearance area of 12 inches is required on all sides of a hot water heater. A certain amount of airflow is also required for proper combustion and ventilation.
Do electric water heaters need to be elevated in a garage?
Water heaters having an ignition source shall be elevated so that the source of ignition is not less than 18” above the garage floor. … Electric water heaters having all switching controls located above 18” from the bottom of the water heater are not required to be elevated.
Why do water heaters need to be raised?
The main reason you need to have your water heater placed on a hot water heater stands is to prevent fire incidents. Lifting your water heater prevents flammable fumes and vapors’ from spilled gasoline or any other combustible fluid from lying on the floor in the garage.
Can a water heater sit on wood?
The tank base can actually be sitting directly on a combustible surface (e.g. carpet or wood etc.).
Can you put an electric hot water heater in a crawl space?
A water heater can be placed in a crawl space. Local building codes, climate, and environmental features need to be taken into consideration.
Can an electric water heater be installed outside?
Yes, a water heater can be installed outside in certain instances. Electric and gas tank-style water heaters are not designed to be installed outside without shelter. … Electric tankless water heaters can also be installed outside with some sheltering recommended to protect the unit from the weather.
Does a water tank need to be on a slab?
It is essential to have your rainwater tank on a FLAT LEVEL COMPACTED BASE. The base of your Rainwater tank must be fully supported at all times. You should inspect your base regularly to ensure the base is not being eroded and that animals or insects are not undermining the base.
Is it code to have a pan under hot water heater?
So, is a drain pan required under a water heater? In most cases, Yes. … If your water heater is installed in an attic or ceiling space or inside the interior living space, a drain pan is required under your water heater. Drain pans are not required under the water heaters installed in garages in most states.
What should I set my hot water heater on?
120 degrees Fahrenheit is the safety recommendation against scalding, but 140° is the common default setting. Most experts agree that anything below 120 degrees creates a risk for bacteria to develop inside your water heater from stagnant water, such as legionella that causes Legionnaire’s disease.