Simply put as long as there is enough combustion air provided tankless water heaters can be installed in any area of your home from a utility room to a garage to yes even an old dusty attic.
On demand tank install in attic.
These systems are usually mounted then placed along a wall at a location which allows for proper venting of the system.
Tankless water heater cost.
The only exception is the lack of a storage tank.
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.
Installing a tankless water heater is a greater upfront investment but these units can significantly cut the cost of monthly utilities.
Regardless of your installation location your water heater should be installed in a manner that will not allow combustible materials to come in contact with the water heater or outlet water pipe.
As long as your tankless water heater has enough combustion air it can be installed in a utility room garage basement attic or placed on an outside wall.
Whether or not you can install a tankless water heater in your attic depends on your attic.
It can also be installed in a location where a tank based water heater may not fit such as a bedroom or bathroom.
Tankless water heaters cost around 2 3 times more than traditional storage tanks.
The digital temperature controller can be mounted in any room.