Navien NCB-240/110H Indoor High Efficiency Condensing Combi-Boiler

The Navien NCB-240/110H High Efficiency Condensing Combi-Boiler is the perfect solution for homeowners looking to combine efficient home heating and on-demand hot water in one reliable system. This compact, wall-hung boiler is designed for indoor installations and offers an impressive temperature setting range from 86°F to 140°F, ensuring consistent comfort throughout the year. Built with a durable stainless steel heat exchanger and a sturdy cold-rolled carbon steel casing, it delivers long-lasting performance while helping reduce energy costs. Compatible with both natural gas and propane, the NCB-240/110H features a forced draft direct vent system and flexible venting options including 2" or 3" PVC, CPVC, polypropylene, and stainless steel. It’s easy to install in tight spaces thanks to its zero-clearance design, while advanced safety devices like a flame rod, ignition operation detector, and high-limit temperature sensors provide dependable protection. Ideal for residential settings, this high-efficiency combi-boiler ensures reliable, eco-friendly heating and hot water with every use. Features: Smart controls LCD display, quick dial wheel & Setup Wizard Advanced stainless steel dual heat exchangers 15:1 DHW and up to 5.5:1 heating TDR Field convertible gas system (NG/LP) up to 10,100 ft. Capable of cascading up to 15 NPE water heaters Capable of common venting up to 7 NPE water heaters Built-in 3 zone pumps and 3 zone valves powered connections 2” venting up to 65' and 3” venting up to 150' Unit retail price is $2,573.