Heating equipment must be installed, commissioned, and serviced by a licensed and qualified professional in accordance with manufacturer instructions, applicable codes, and industry standards. Manufacturers do not accept warranty or technical support requests from homeowners or unlicensed individuals. All warranty and technical inquiries must be initiated by the licensed professional responsible for the installation.Note: Product Title reflects this boiler's AHRI Net Output Rating
This item comes standard as Natural Gas, but includes a field convertible LP Conversion Kit
The only compact combi-boiler strong enough to support DHW and heating for the whole house
Navien NCB-E is the first high efficiency condensing combination boiler with the capacity to supply both heat and domestic hot water for larger homes - enough hydronic heat for a whole house, plus hot water to run two showers and a dishwasher all at the same time.
Features
- NG or LP Field Compatible (requires installation of included Field Conversion Kit by a qualified gas servicer)
- The highest energy efficiency in the industry - up to 95.0% AFUE
- Energy Star certified
- Backed by the industry’s strongest warranty - 10 years on heat exchangers
- Takes about 80% less space than floor standing boiler and tank water heater
- Can be cascaded with Navien NPE water heater for extraordinarily large demand
- Easy to use control panel
- Elegant, clean appearance
- Ideal for replacements or new construction
- Dual stainless steel heat exchangers
- SCH40, 2" PVC venting up to 60'
- 1/2" Gas pipe up to 24'
- Automatic water filling system
- Integrated controls