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Dual heat exchanger - the primary heat exchanger is constructed of commercial-grade copper, which is stronger than standard copper and more resilient against erosion. Condensing models feature 316L stainless steel secondary heat exchanger, providing additi
Endless hot water - the comprehensive line of A. O. Smith tankless water heaters are an excellent whole-home water heating solution that supply endless hot water
Safety features - includes freeze, overheat, surge protection and troubleshooting diagnostic codes
Space savings - A. O. Smith tankless water heaters take up much less space that your conventional tank-style water heater. With no tank to steal valuable storage space, our wall-mount design allows for additional storage and flexibility