Navien announced three new innovations during a virtual launch event on Feb. 16. The three new products include the NCB-H condensing combi-boiler, NFC-H condensing fire tube combi-boiler and NFB-H condensing fire tube boiler. Navien’s new NCB-H condensing combi-boiler series includes five models ranging from 160,000 BTU/H for DHW and 60,000 BTU/H for heating, to an industry first 210,000 BTU/H DHW and 150,000 BTU/H heating. Navien also revealed updates to its fire tube lines with the NFC-H fire tube combi-boilers and NFB-H fire tube boilers. Both the NFC-H and NFB-H now offer turndown ratios up to 15:1, powered connections for 3 zone pumps or 3 zone valves, easy-to-use Setup Wizard for improved installation, 2-inch venting up to 65 feet and 3-inch venting up to 150 feet. The NFC-H also includes increased DHW performance with up to 210,000 BTU/H for DHW, offering up to 5.4 GPM at a 70-degree temperature rise.

Navien

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