A.O. Smith ATI-540P - 6.3 GPM at 60° F Rise - 0.93 UEF - Gas Tankless Water Heater - Direct Vent

A.O. Smith continues to lead the way in residential and commercial water heating with close to 70 years of innovative hot water solutions. The ATI-540P-N is A.O. Smith's high efficiency, Ultra-Low NOx indoor model, it keeps emissions low by featuring...