IRVINE, Calif. — Navien has started shipping the new NHW-A non-condensing tankless water heater. The NHW-A is available in two configurations: NHW-AI for interior installations and NHW-AE for exterior ...

Irvine, CA (October 14, 2019) – Navien Inc., the leader in condensing technology, took the first step into the non-condensing market by introducing its new Navien Premium Non-condensing (NPN) series ...

IRVINE, Calif. — Navien recently sold its 1 millionth condensing unit. An eco-conscious company focused on energy-saving and highly efficient condensing products, Navien is proud to participate in the ...

IRVINE, CA — Known for vastly exceeding governmental efficiency standards, Navien provides premium quality tankless water heaters, combi-boilers and heating boilers. With a confirmed leadership ...