OptiTHERM
Shop By
- OT125NOptiTHERM modulating, condensing high-efficiency commercial water heater • 99 gallon • 125,000 BTU/hr • Natural Gas • NSF/ANSI certified • CUL listedModel: OT125NBTU: 125,000 (36.63)Gal: 99 gallonSKU: 55800
- OT150NOptiTHERM modulating, condensing high-efficiency commercial water heater • 99 gallon • 150,000 BTU/hr • Natural Gas • NSF/ANSI certified • CUL listedModel: OT150NBTU: 150,000 (43.96)Gal: 99 gallonSKU: 55802
- OT125N-H25OptiTHERM modulating, condensing high-efficiency commercial water heater • Altitude above 2,000 ft to 5,400 ft. max. • 99 gallon • 125,000 BTU/hr • Natural Gas • NSF/ANSI certified • CUL listedModel: OT125N-H25BTU: 125,000 (36.63)Gal: 99 gallonSKU: 55820
- OT150N-H25OptiTHERM modulating, condensing high-efficiency commercial water heater • Altitude above 2,000 ft to 5,400 ft. max. • 99 gallon • 150,000 BTU/hr • Natural Gas • NSF/ANSI certified • CUL listedModel: OT150N-H25BTU: 150,000 (43.96)Gal: 99 gallonSKU: 55822
- OT125N-H58OptiTHERM modulating, condensing high-efficiency commercial water heater • Altitude above 5,400 ft to 7,800 ft. max. • 99 gallon • 125,000 BTU/hr • Natural Gas • NSF/ANSI certified • CUL listedModel: OT125N-H58BTU: 125,000 (36.63)Gal: 99 gallonSKU: 55830
- OT150N-H58OptiTHERM modulating, condensing high-efficiency commercial water heater • Altitude above 5,400 ft to 7,800 ft. max. • 99 gallon • 150,000 BTU/hr • Natural Gas • NSF/ANSI certified • CUL listedModel: OT150N-H58BTU: 150,000 (43.96)Gal: 99 gallonSKU: 55832
- OT125LPOptiTHERM modulating, condensing high-efficiency commercial water heater • 99 gallon • 125,000 BTU/hr • LP Gas • NSF/ANSI certified • CUL listedModel: OT125LPBTU: 125,000 (36.63)Gal: 99 gallonSKU: 55810
- OT150LPOptiTHERM modulating, condensing high-efficiency commercial water heater • 99 gallon • 150,000 BTU/hr • LP Gas • NSF/ANSI certified • CUL listedModel: OT150LPBTU: 150,000 (43.96)Gal: 99 gallonSKU: 55812
- OT125LP-H25OptiTHERM modulating, condensing high-efficiency commercial water heater • Altitude above 2,000 ft to 5,400 ft. max. • 99 gallon • 125,000 BTU/hr • LP Gas • NSF/ANSI certified • CUL listedModel: OT125LP-H25BTU: 125,000 (36.63)Gal: 99 gallonSKU: 55840