Tankless units are designed to withstand below freezing temperatures through self warming capabilities that prevent freezing and cracking.
Tankless water heater no power required.
Power vent and direct vent.
Unlike conventional water heaters there is no backup hot water source during these emergency situations.
The short answer is yes a gas tankless water heater needs electricity to work.
Tankless units are susceptible to failure due to hard water.
Before purchasing an ecosmart electric tankless water heater please make sure that your home has sufficient electrical capacity for your desired model or that you have taken note of any upgrades that may be required.
During power outages tankless units will not produce hot water.
On average gas fired heaters are more efficient and heat the water.
Tankless hot water systems which operate on electrical power will not function if there is a loss of power at the home.
How to determine the required size of a tankless hot water heater.
Tankless water heaters come in two types gas or electric.
No a tankless gas water heater still requires some electricity to operate.
In order to ensure your safety and qualification for the limited lifetime warranty a licensed professional must install your system.
Most traditional tank systems also need electricity.
In warmer climates it s easy to install a tankless water heater outdoors with no additional venting required.
Direct vent units attract outside air from the house or building while power vent units solely need an exhaust vent and should be installed in a larger area for receiving sufficient air amount for combustion.
Tankless gas water heaters have an internal pc board electronic ignition and an electronic thermostat which is required to operate the water heater.
If your pilot light is fired up by your power source then you need to be on the grid.
Some gas powered systems may continue to operate depending upon how fuel is supplied to the unit.
Marey a us company based in puerto rico has several decent quality models almost all imported from china that require no grid power to operate but there are others.
Tankless water heaters are ventilated in two ways.
There are two main types of tankless water heaters.
Hard water is problematic for all water heaters but especially for tankless units.
Beyond a water heater permit some areas may also require either an electric or plumbing permit depending on the type of water heater.