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NFB-200H Condensing Boiler by Navien combines cutting-edge technology and innovative design to deliver outstanding performance and efficiency. With its high turndown ratio of 15:1 and an impressive 95% AFUE (Energy Star certified), this boiler ensures optimal energy utilization while reducing operating costs.

NFB-200H Features

• Enhanced Venting Options: The NFB-200H supports 2″ venting up to 65′ and 3″ venting up to 150′, providing flexibility and compatibility with schedule 40 PVC. The Vent Installation Detector (VID) ensures added safety during the installation process.
• Dual Venturi System: This system ensures improved combustion control and enhanced turndown ratio and facilitates easy field gas conversions, making adjustments and customization hassle-free.
• Superior Heat Exchanger Design: The NFB-200H features a patented stainless steel fire tube heat exchanger, setting it apart from other combi-boilers. This ASME-Certified and “H” Stamped heat exchanger design reduces high-stress point weld failures often observed in other boilers, ensuring durability and reliability.
• Low Gas Pressure Operation: Equipped with a gas valve that regulates negative pressure, this boiler functions efficiently even when subjected to low gas pressures, reaching as low as 3.5 inches of water column on natural gas and 8 inches of water column on propane gas.
• Advanced User Interface: The NFB-200H comes with an advanced user interface featuring a backlit panel, click-wheel control, and intuitive text display. The colour-coded plain text display and innovative click wheel enhance usability and make information input seamless.
• Built-in Control Options: The boiler comes with built-in hardware that allows for easy connection to a boiler pump, 3-zone pumps, or 3-zone valves. This integration streamlines the setup process and guarantees efficient control over the heating system.

Experience the pinnacle of efficiency and performance with the NFB-200H Condensing Boiler by Navien. Benefit from its advanced features, including the patented stainless steel heat exchanger, user-friendly interface, and versatile control options. Enjoy peace of mind knowing that Navien’s innovative design and commitment to quality deliver exceptional durability and reliability in every unit.