Navien NCB-190/080H – Condensing Combi-Boiler – 160,000 BTU DHW / 80,000 BTU HTG

Navien NCB-190/080H – Condensing Combi-Boiler – 160,000 BTU DHW / 80,000 BTU HTG

The Navien NCB-190/080H is a 95% AFUE condensing combi boiler that delivers space heating and on-demand domestic hot water from a single wall-hung unit, with 80,000 BTU/h of heating input and up to 160,000 BTU/h for hot water. Hot water flows at up to 4.3 GPM, supporting several fixtures at once, and built-in zone pump terminals simplify multi-zone heating.

Key Features

• 15:1 DHW turndown
• Dual stainless steel heat exchangers
• Built-in pumps and zone terminals
• Separate stainless steel flat plate heat exchanger for domestic hot water
• Dual Venturi for precise combustion control; NG-to-LP conversion kit included
• Smart controls with backlit LCD and Setup Wizard
• Built-in connections for 3 zone pumps or 3 zone valves
• Venting: 2" up to 65 ft or 3" up to 150 ft (PVC, CPVC, polypropylene)
• Cascade and common-vent capable with Navien NPE water heaters
• Approved for elevations up to 10,100 ft

Ideal For

• Whole-home heating and on-demand hot water
• New construction and boiler replacements
• Homes on natural gas or propane

Specifications

Installation

Professional installation by a licensed gas or heating contractor is required; check local codes before purchase.

Shipping & Returns

• Free shipping within the continental United States
• 90-day returns on unused items in original packaging

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