OptiTHERM
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- 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
- OT199NOptiTHERM modulating, condensing high-efficiency commercial water heater • 99 gallon • 199,000 BTU/hr • Natural Gas • NSF/ANSI certified • CUL listedModel: OT199NBTU: 199,000 (58.32)Gal: 99 gallonSKU: 55805
- OT200NOptiTHERM modulating, condensing high-efficiency commercial water heater • 100 gallon • 199,999 BTU/hr • Natural Gas • NSF/ANSI certified • CUL listedModel: OT200NBTU: 199,999 (58.58)Gal: 100 gallonSKU: 55742
- OT250NOptiTHERM modulating, condensing high-efficiency commercial water heater • 100 gallon • 250,000 BTU/hr • Natural Gas • NSF/ANSI certified • CUL listedModel: OT250NBTU: 250,000 (73.26)Gal: 100 gallonSKU: 55745
- OT299NOptiTHERM modulating, condensing high-efficiency commercial water heater • 100 gallon • 299,999 BTU/hr • Natural Gas • NSF/ANSI certified • CUL listedModel: OT299NBTU: 299,999 (87.9)Gal: 100 gallonSKU: 55747
- 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
- OT199LPOptiTHERM modulating, condensing high-efficiency commercial water heater • 99 gallon • 199,000 BTU/hr • LP Gas • NSF/ANSI certified • CUL listedModel: OT199LPBTU: 199,000 (58.32)Gal: 99 gallonSKU: 55815