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.
Cost of new electric tankless water heater.
You can buy an electric model for 500 700 while a gas unit will set you back 1 000 1 200.
Beyond the initial cost the national average for the installation of a tankless unit is slightly over 1 700.
The cost to install a new water heater ranges from 400 to 900 for a 40 to 50 gallon tank and between 1 470 and 2 510 for a tankless.
Also most plumbers will charge between 250 and 500 to take the old water heater out and properly dispose of it.
The low end tankless model costs about 430 minus installation while the average purchased model costs around 1 200.
Tankless water heater cost.
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 heaters cost around 2 3 times more than traditional storage tanks.
How much does it cost to buy a new tankless water heater.