The Navien NPE-A2 Series is a premium condensing tankless water heater built for high efficiency, fast installation, and advanced hot water recirculation performance. Featuring Navien's patented ComfortFlow(R) technology with a built-in recirculation pump and buffer tank, the NPE-A2 helps reduce hot water wait times and minimize the cold-water sandwich effect. With up to 0.95 UEF efficiency, dual stainless steel heat exchangers, EZNav(TM) controls, and flexible venting options, the NPE-A2 delivers reliable performance for residential and light commercial applications.

• 1/2" gas pipe capable up to 24'
• Dual stainless steel heat exchangers
• EZNav multi-line control panel
• Built-in HotButton control panel
• Low NOx emissions (20ppm)
• Advanced smart-system engineering designed for total residential water comfort