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Integrated recirculation pump - the integrated recirculation pump will simplify installation as you will not need to spend time and money sourcing & installing the pump and controls. The front panel controls make it simply to set your recirculation pump operation so you now that you will have hot water at your faucet
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 additional protection against corrosion
Safety features - includes freeze, overheat, surge protection and troubleshooting diagnostic codes
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