Navien has started shipping the new NHW-A non-condensing tankless water heater. NHW-A is available in two configurations: NHW-AI for interior installations and NHW-AE for exterior installations.…
Navien’s NPE-A series innovative ComfortFlow technology incorporates a built-in buffer tank and recirculation pump inside the unit to provide a zero GPM activation rate. Additionally, with…
