Navien's water heaters, boilers, hydro-furnaces & water treatment solutions provide innovative high-efficiency technology for residential & commercial projects.

Navien was the first manufacturer to bring commercial-grade whole-house heating and advanced domestic hot water capabilities to larger homes — providing homeowners with a variety of …

Navien premium non-condensing tankless water heaters deliver a continuous flow of hot water for as long as you need it. No waiting for a tank to reheat more water, wasting time and energy.

Navien condensing stainless steel heat exchangers recover extra heat that would be lost in non-condensing combi boilers. The result is a reduction in energy consumption, lower CO 2 …

Whether you want the impressive energy savings of a water heater with the latest in heat pump technology or the ultra-high efficiency and uninterrupted flow of tankless, Navien has a water …

Navien primary condensing stainless steel heat exchangers recover extra heat that would be lost in non-condensing boilers to reduce energy consumption and CO₂ emissions.

Navien’s NPE-240A2 condensing tankless water heater for commercial & residential applications uses high-efficiency technology to provide endless hot water.

The NaviLink system attaches easily to any new or existing* Navien tankless water heater, combi‐boiler or boiler. NaviLink Lite is great for single residential units and magnetically …

Professionals specify and install Navien tankless water heaters and boilers for their ease of installation, ultra high efficiency and industry leading warranty.

Navien's NPE-A2 condensing tankless water heaters include a patented built-in buffer tank, recirculating pump & fine-tuned controls for comfort & convenience.