This guide outlines a typical gas tankless water heater installation with easily available tools and materials.
Where to install a tankless gas water heater.
Tankless water heaters cost around 2 3 times more than traditional storage tanks.
Tankless water heater cost.
Department of energy estimates that in homes using 41 gallons or less of hot water on demand tankless units can conserve between 24 to 34 more energy than tank water heaters.
The average cost for a tankless water heater installation is 1 985 or between 1 470 2 510 if your home needs to be rewired it can easily add 3 000 or more to the cost of installing a tankless water heater.
Tankless water heater cost.
Today tankless water heater energy factors range between 64 and 91 for gas fired models and up to 99 for electric models.
The higher the energy factor the more efficient the water heater.
For and electric water heater simply unplug the appliance from the wall outlet.
Installing a tankless water heater is a greater upfront investment but these units can significantly cut the cost of monthly utilities.
Whether gas or electric tankless water heaters heat water only as it is needed and may save up to 70 percent on a yearly heating bill.
The cost to install the actual tankless electric water heater is about the same as a traditional water heater at 90 450 with a gas installation costing about 1 700 including adding the gas line.
For gas propane make sure the supply valve is closed this is usually determined by the direction of the handle to the valve sitting either in the same direction as the line open opposite the direction of the line closed.
Disconnect heat source from old water heater as follows.