Navien Heat only Boiler – 175,000 BTU – Model NFB-175H

The Navien NFB-175H High-Efficiency Condensing Heating Boiler is a high-performance heating solution designed for homeowners seeking reliable, energy-efficient heating in a compact unit. Ideal for homes with moderate to large heating demands, this boiler provides space heating and domestic hot water without needing a separate hot water tank.

With a heating capacity of 175,000 BTU, the NFB-175H is perfect for homes, apartments, or light commercial spaces that require consistent comfort and efficient energy use. Its natural gas operation and condensing technology ensure optimal heat transfer, improving efficiency and lowering energy consumption. The modulating burner adjusts the output based on demand, reducing fuel usage while maintaining consistent comfort.

Navien is a leader in high-efficiency heating and water heating solutions, known for its innovative technology and commitment to energy savings. With decades of expertise, Navien has established a reputation for producing reliable, durable products that combine cutting-edge technology with exceptional performance. The NFB-175H continues this tradition, offering industry-leading features like high AFUE ratings, low NOx emissions, and a compact design ideal for tight spaces. Navien’s advanced condensing technology helps maximize energy savings, while their modulating burner system ensures that only the necessary amount of energy is used for consistent, comfortable heating. Navien is also recognized for providing reliable customer service and product support, ensuring that homeowners can enjoy peace of mind with their purchase.

The expected lifespan of the Navien NFB-175H is between 15 and 20 years, depending on installation quality and regular maintenance. Routine maintenance, including descaling and system flushing, will help extend the unit’s life and ensure continued performance.

This Navien NFB-175H comes with a 5-year warranty on parts and a 12-year warranty on the heat exchanger, providing peace of mind and long-term reliability. Financing options are available, and when purchased through authorized dealers, you may also have access to extended labour warranties for added protection.

Related Documents

• Navien NFB-H Brochure
• Navien Warranty Policy for Replacement Parts 
• NFB-175-200 Users Information Manual