- Brand:Ā KD NavienĀ®DOE Heating Capacity:Ā 199 MBtu/hrFuel Type:Ā NaturalInput Capacity:Ā 18000 Btu/hrSeries:Ā NCB-EVent Type:Ā Direct
- Super condensing efficiency
- Dual stainless steel heat exchangers
- Automatic water filling system
- Integrated controls
- Ultra condensing efficiency
- NCB models allow for easy convertibility from NG to LP
- SCH40, 2 in PVC venting up to 60 ft
- 1/2 in gas pipe up to 24 ft
- KD NavienĀ® Condensing Gas Combination Boiler, Series: NCB-E, Natural, 18000 Btu/hr Input, 199 MBtu/hr DOE, Direct Vent