This can be a tankless water heater with an integrated recirculation pump or a water heater and an external pump.
Tankless water heater recirculation pump.
Homeowners need not worry about going without hot water again thanks to recirculations systems.
Btu input range 18 000 199 900 max gpm 11 1 uef 0 97 warranty 15 year warranty on heat exchanger recirc length 200 feet 1 2 500 feet 3 4.
Tankless keeps hot water recirculating.
A water heater and pump combined or separate.
The rheem rtgh is one of example of a unit with a built in recirculation pump.
It s not the cheapest way to increase the energy efficiency of your tankless unit but it does prevent the water from cooling off.
The new recirculation pump kit from rheem provides immediate hot water using the tankless water heater controls.
Pump installs by water heater not under a sink in a bathroom or kitchen.
The following table compares a tankless water heater without a hot water circulation system column a to one with waterquick tankless column b.
Uses water heater electrical outlet no new electrical outlets required.