4.9 
As the leader in condensing technology, Navien has already reinvented the water heating industry with the award-winning NPE tankless water heaters and the NCB combi-boilers. The new NHB boiler series is the next in line of innovations from Navien. All NHB boilers have Navien's advanced burner system, an industry-leading AFUE of 95% and turn down ratios up to 15:1.
Max HTG Input:
55,000 BTU/H
Max HTG Input:
80,000 BTU/H
Max HTG Input:
110,000 BTU/H
Max HTG Input:
150,000 BTU/H
Indoor wall-hung
Residential/Commercial
Super condensing efficiency
Dual stainless steel heat exchangers
SCH40, 2" PVC venting up to 60'
½" Gas pipe up to 40'
TDR up to 15:1
Integrated controls
Navien keeps raising the bar higher and higher in fire tube boiler innovations. We totally reinvented fire tube technology from the ground up and we continue to advance our boiler technology to a higher level with the new NFB-H boiler series.
Max HTG Input:
175,000 BTU/H
Max HTG Input:
199,900 BTU/H
Indoor wall-hung
Residential/Commercial
15:1 TDR
95% AFUE - Energy Star certified
2" venting up to 65', 3" venting up to 150'
Advanced controls with Intuitive user interface and Setup Wizard
Built-in powered connections for 3 zone valves or 3 zone pumps
Common venting up to 8 units and cascading up to 16 units
Approved for high altitude up to 10,100 ft. (NG and LP), conversion kits included
Patented stainless steel fire tube heat exchanger with non-metallic condensate base
Max HTG Input:
175,000 BTU/H
Max HTG Input:
199,000 BTU/H
Indoor wall-hung
Residential/Commercial
Super condensing efficiency
Patented compact stainless steel fire tube heat exchanger
PVC exhaust venting capable: 2" up to 60'; 3" up to 150'
½" Gas pipe up to 24' (Subject to local code)
TDR 10:1
Advanced user interface and controls
Visit us at:
3 Camp Evers Lane, Scotts Valley,Send us a message at:
Rpadincoffice@gmail.com
4.9 Trusted by local homeowners and businesses for fast, reliable plumbing services—available when you need us most.
