The unit comes installed with intelligent electronic controls and a self-diagnosis system. Employing a minimum flow rate of 0.26 gal. per min. and a minimum activation flow rate of 0.40 gpm, homeowners using low-flow fixtures receive hot water without having to increase the flow. Units are available in outdoor and indoor models, the latter of which can vent with PVC piping.
Rheem residential condensing tankless
Rheem’s Prestige Seriescondensing tankless water heater harnesses condensing technology to achieve a 0.94 Energy Factor. It is the company’s most efficient tankless water heater to-date, and it’s Energy Star-qualified.