Tankless water heater

Navien’s NPE-2 series condensing tankless water heater features a turndown ratio up to 15:1 and uses 2” PVC venting. The water heater offers efficiencies up to 0.97 UEF and includes a dual stainless steel heat exchanger, 1/2” gas pipe capability, as well as cascade and common vent options. The unit is also offered with a recirculation system with built-in pump and buffer tank.