Navien’s NFB-301C condensing heating boiler for commercial applications uses high-efficiency technology to provide reliable indoor heating.

Find brochures, manuals, guides, labels, specs, drawings, revits & certificates for Navien NFB-301C condensing heating boilers.

Navien’s ASME-certified, “H” stamped stainless steel fire tube heat exchangers are in-house designed and built by the latest in robotic and automated technology, reducing high stress point weld failures common on other boilers.

Navien NFB-301-C Condensing Fire Tube Boiler 301,000 Input 95% EFF Features: 97.5% TE Industry Leading Thermal Efficiency Patented stainless steel fire tube heat exchanger

Find the Navien 301K BTU - High Efficiency - Condensing Heating Boiler at Ferguson online for delivery or pickup at a Ferguson store near you.

Navien NFB-C series are commercial condensing boilers featuring patented fire tube stainless steel heat exchanger, advanced burner system, smart controls with 7” color touch screen display, industry-leading TE of 97.5%, built-in 3 zone pump relays, top and bottom connections, and turn down ratios up to 15:1.

View and Download Navien NFB-301C user's information manual online. NFB Condensing Boilers. NFB-301C boiler pdf manual download. Also for: Nfb-399c.

Navien’s high efficiency fire tube condensing technology makes the NFB-301C hard to beat and the easy choice for today’s commercial boiler applications. Features. Patented stainless steel fire tube heat exchanger reduces high-stress point weld failures common on other boilers

Includes Outdoor Reset Sensor, Illuminated Front Panel with Advanced Hydronic and DHW Operation. Warranty 15 years Residential and 10 years Commercial Heat Exchanger …

Dual Venturi and field gas convertibility. Dual Venturi system creates better combustion control and turndown ratio. Orifice for easy field gas convertibility from NG to LP. Conversion kits included. Easy pipe connections for floor or wall-hung installations. Low gas pressure operation.