Do water heaters need to be covered?
Asked by: Mellie Kling | Last update: March 18, 2025Score: 5/5 (18 votes)
Does a water heater need to be wrapped?
Most experts agree that heat loss in a gas water heater goes up the flue. Therefore, a blanket accomplishes no purpose for these types of heaters. Some local codes and utility company regulations may prohibit insulation blankets.
Do water heaters need to be enclosed?
Water heaters located in a bedroom or bathroom shall be installed in a sealed enclosure so that combustion air will not be taken from the living space.
How to protect an outdoor hot water heater?
Choosing a sheltered exterior location can also help prevent freezing issues. If possible, install your outdoor tankless water heater where it will be sheltered from wind, or build an enclosure that blocks the wind. Install a pipe cover to conceal and protect the gas, water and power connections.
Can a water heater sit directly on the ground?
Water heaters are typically made of metal, which can corrode over time when exposed to moisture. Placing the water heater directly on the floor increases the likelihood of moisture buildup due to condensation or minor leaks.
Common Water Heater Myths Answered | Ask This Old House
What should I put under my water heater?
The requirement for a drip pan will depend on where in the house the water heater is located. If it is inside the living space of the house or in a non-living space, such as the garage, but at the same floor level as the living space, a drip pan is required.
Should a water heater be raised off the floor?
Your gas water heater should be 18 inches off of the ground, as per the National Fuel Gas Code. This is the standard for water heater installation requirements.
Should I cover my water heater?
According to the U.S. Department of Energy, an insulation blanket could help cut your annual water heating costs by as much as 16%. But not every water heater needs one. How old is your water heater?: Modern water heaters have adequate insulation built into the tank.
Can a water heater be exposed outside?
You don't usually need to build an enclosure for a gas-powered tankless water heater installed outside. However, you'll need an enclosure if you want to put an electric tankless water heater or a tank-style heater outdoors.
Do outdoor water heaters freeze?
However, during cold weather, tankless water heaters can freeze, especially if you install them in unheated areas or outside your home. The risk increases if the heater is not in use for an extended period, as stagnant water inside can freeze and cause damage.
Is it OK to enclose a water heater?
Building an enclosure without ventilation may cause the system to overheat, resulting in a breakdown. Generally, these systems require vents at the top to release heat and gases. You also want to make sure you have enough space inside any enclosure.
Can you keep a water heater outside?
If you like conventional water heaters, then you might wonder if it's possible to install one outside of your home. The answer is yes, if you take the right precautions. For instance, protecting the exterior of the steel tank from rust and corrosion.
How much clearance do you need around a water heater?
Water Heater Mounting Requirements
Single wall metal venting must have a 6-inch clearance to combustible materials, while double wall B-vent material requires a 1-inch clearance.
Is a water heater blanket necessary?
If your heater is located inside the house and in the rooms, your home heating is keeping it warm enough and you do not need any extra insulation. But if it is located in the attic or the garage, an insulated blanket will help retain heat and avoid energy wastage.
Should I wrap my hot water cylinder?
If your cylinder feels hot to touch, you are losing valuable heat and a hot water cylinder wrap potentially saves money. Average payback period is 1 to 3½ years. A must for all non-A-grade (look for a big A on the side of the cylinder) hot water cylinders.
Can a water heater get rained on?
Heavy rain can also cause damage to your water heater, especially if it's located in a basement or other low-lying area that's prone to flooding. Water heaters that are submerged in water can become damaged and require expensive repairs or even replacement.
Do outdoor heaters need to be covered?
Keep It Covered
Generally patio heaters are not waterproof. Make sure that your patio heater is protected from the outdoor elements and working properly by using a protective cover when not in use. Make sure your patio heater has completely cooled before placing the cover over it.
How do you hide an exposed water heater?
- DIY Ways to Hide Your Ugly Water Heater!
- Curtain Covers. This is a very quick resolution to hide your ugly water heater that can be done in a matter of minutes. ...
- Faux Cabinets. ...
- Room Dividers. ...
- Plantation Shutters. ...
- Pallets.
Do water heaters need to be wrapped?
Modern water heaters are pretty efficient beasts. And adding extra insulation is usually a waste of money. But as long as you are just wrapping an electric unit and do not obstruct proper airflow for a gas unit, it probably will not hurt anything or shorten the life of the machine.
Should you cover a heater?
Most manufacturers advise against covering storage heaters due to the significant risks associated with blocked airflow and overheating.
Does homeowners insurance cover water heater?
Whether or not homeowners insurance covers water heater leaks depends on the specific circumstances of the leak and the terms of your policy. In general, if the leak is sudden and accidental, and not caused by your negligence, your policy will likely cover the cost of repairs.
What do you put under a water heater?
If the water heater is located in an area that you use for any activities, installing a drain pan ensures your belongings are not damaged in case of a leak. It is especially important if there are costly electronics or electrical outlets that can create a fire hazard.
What should a water tank sit on?
ALL rainwater tanks need to be installed upon a solid and flat base. You should consult the manual of your tank manufacturer for exact specifications, however tank stands, concrete pavers, concrete slabs and compacted crusher dust are some common foundation types for both AQUAPLATE® steel and poly tanks.
Are water heaters required to be elevated?
By code in every state, gas water heaters MUST be raised, typically at least 18 inches above floor level.