Gas Water Heaters
Bock is your first choice for all your commercial gas water heater needs. Our industry leading optiTHERM modulating condensing water heaters in sizes up to 500,000 BTU, provide up to 99% thermal efficiency, have an automatic cathodic protection system, LCD user interface and five year warranty.
Our EZ Fit atmospheric water heaters are easy to install and available in Power Direct Vent, Low NOx, Internal Coil and a host of other models.
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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 listedView ProductModel: OT125LP-H25BTU: 125,000 (36.63)Gal: 99 gallonSKU: 55840 -
OT150LP-H25OptiTHERM modulating, condensing high-efficiency commercial water heater • Altitude above 2,000 ft to 5,400 ft. max. • 99 gallon • 150,000 BTU/hr • LP Gas • NSF/ANSI certified • CUL listedView ProductModel: OT150LP-H25BTU: 150,000 (43.96)Gal: 99 gallonSKU: 55842
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OT125LP-H58OptiTHERM modulating, condensing high-efficiency commercial water heater • Altitude above 5,400 ft to 7,800 ft. max. • 99 gallon • 125,000 BTU/hr • LP Gas • NSF/ANSI certified • CUL listedView ProductModel: OT125LP-H58BTU: 125,000 (36.63)Gal: 99 gallonSKU: 55850
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OT150LP-H58OptiTHERM modulating, condensing high-efficiency commercial water heater • Altitude above 5,400 ft to 7,800 ft. max. • 99 gallon • 150,000 BTU/hr • LP Gas • NSF/ANSI certified • CUL listedView ProductModel: OT150LP-H58BTU: 150,000 (43.96)Gal: 99 gallonSKU: 55852
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EZ 100-76LPEZFIT ATMOSPHERIC LP GAS WATER HEATERView ProductModel: EZ 100-76LPBTU: 76,000 (22.27)Gal: 100 gallonSKU: 55615 -
EZ 75-76 PDV L.P.EZFIT POWER DIRECT VENTED LP GAS WATER HEATERView ProductModel: EZ 75-76 PDV L.P.BTU: 76,000 (22.27)Gal: 75 gallonSKU: 55625 -
EZ 100-76 PDV L.P.EZFIT POWER DIRECT VENTED LP GAS WATER HEATERView ProductModel: EZ 100-76 PDV L.P.BTU: 76,000 (22.27)Gal: 100 gallonSKU: 55635
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EZ 75-135LPEZFIT ATMOSPHERIC LP GAS WATER HEATERView ProductModel: EZ 75-135LPBTU: 135,000 (39.56)Gal: 75 gallonSKU: 55577 -
EZ 75-76 PDVLP-CEZFITCOMBI-TWIN POWER DIRECT VENT LP GAS WATER HEATER WITH INTERNAL COIL HEAT EXCHANGER FOR RADIANT APPLICATIONSView ProductModel: EZ 75-76 PDVLP-CBTU: 76,000 (22.27)Gal: 75 gallonSKU: 55652