Navien NFB Series and NHB Series High Efficiency Condensing Boilers for Residential Applications
All Navien NFB and NHB boilers have Navien’s advanced burner system.
The industry’s largest turn down ratio means easier installation with
multiple zones while maintaining high operational efficiencies.
- Much more energy efficient than old fashioned boiler systems
- The highest energy efficiency in the industry — up to 95% AFUE
- Energy Star certified
- Backed by the industry’s strongest warranty — 10 years on heat exchangers
- Takes up about 80% less space than traditional floor standing boilers
- Longer lasting than traditional floor standing boilers
- Easy to use control panel
- Elegant, clean appearance
- Improves resale value
- Ideal for replacements or new construction
New NHB boiler saves substantial space over old floor standing units
Innovations make Navien condensing heating boilers the best choice for homeowners
Protect the environment as
you add value
Navien primary condensing stainless steel heat exchangers recover extra heat that would be lost in non-condensing boilers to reduce energy consumption and CO₂ emissions that keeps exhaust temperatures very low. So low that economical Schedule 40 PVC pipe can be used for venting in almost all applications.