Propane Boilers

Navien Combi Boiler

Manufacturer’s Website | Manufacturer’s Brochure

Navien is the first high efficiency condensing combi-boiler with the capacity to supply both heat and domestic hot water for larger homes — enough hydronic heat for a whole house, plus hot water to run two showers and a dishwasher all at the same time.

Navien Heating Boiler

Manufacturer’s Website | Manufacturer’s Brochure


As the leader in condensing technology, Navien has already reinvented the water heating industry with the award-winning NPE tankless water heaters and the NCB combi‑boilers. The new NHB boiler series is the next in line of innovations from Navien. All NHB boilers have Navien’s advanced burner system, an industry-leading AFUE of 95.0% and turn down ratios up to 15:1.

Lochinvar Epic Combi Boiler

Manufacturer’s Website | Manufacturer’s Brochure

Lochinvar has long been the innovation leader in commercial boilers—and now it’s bringing that engineering excellence to residential combi boilers. Lochinvar’s legendary reliability and performance are now available for apartments and homes, where the combi boiler’s next-generation fire tube design can provide hot water supply and space heating faster and more efficiently than ever before.