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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75W-300SD-XA-AASME CONSTRUCTED, NATURAL GAS BURNER WITH SPARK DAMPER ENERGY SAVER ATMOSPHERIC WATER HEATERView ProductModel: 75W-300SD-XA-ABTU: 300,000 (87.92)Gal: 75 gallonSKU: 55133 -
66W-370SD-XA-AASME CONSTRUCTED, NATURAL GAS BURNER WITH SPARK DAMPER ENERGY SAVER ATMOSPHERIC WATER HEATERView ProductModel: 66W-370SD-XA-ABTU: 370,000 (108.44)Gal: 65 gallonSKU: 55137
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80W-425SD-XA-AASME CONSTRUCTED, LP BURNER WITH SPARK DAMPER ENERGY SAVER ATMOSPHERIC WATER HEATERView ProductModel: 80W-425SD-XA-ABTU: 425,000 (124.56)Gal: 80 gallonSKU: 55147
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80W-505SD-XA-AASME CONSTRUCTED, NATURAL GAS BURNER WITH SPARK DAMPER ENERGY SAVER ATMOSPHERIC WATER HEATERView ProductModel: 80W-505SD-XA-ABTU: 505,000 (148.00)Gal: 80 gallonSKU: 55163
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66W-625SD-XA-AASME CONSTRUCTED, NATURAL GAS BURNER WITH SPARK DAMPER ENERGY SAVER ATMOSPHERIC WATER HEATERView ProductModel: 66W-625SD-XA-ABTU: 625,000 (183.17)Gal: 65 gallonSKU: 55154
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80W-725SD-XA-AASME CONSTRUCTED, NATURAL GAS BURNER WITH SPARK DAMPER ENERGY SAVER ATMOSPHERIC WATER HEATERView ProductModel: 80W-725SD-XA-ABTU: 725.000 (212.48)Gal: 80 gallonSKU: 55159
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150G-600ASME CONSTRUCTED MULTI-FLUE INDUSTRIAL WATER HEATER WITH POWER GAS BURNERView ProductModel: 150G-600BTU: 600,000 (175.84)Gal: 160 gallonSKU: 56733 -
200G-450ASME CONSTRUCTED MULTI-FLUE INDUSTRIAL WATER HEATER WITH POWER GAS BURNER
View ProductModel: 200G-450BTU: 450,000 (131.88)Gal: 192 gallonSKU: 56656 -
200G-650ASME CONSTRUCTED MULTI-FLUE INDUSTRIAL WATER HEATER WITH POWER GAS BURNERView ProductModel: 200G-650BTU: 650,000 (190.50)Gal: 192 gallonSKU: 56636