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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  1. EZ 75-135N
    EZFIT ATMOSPHERIC NATURAL GAS WATER HEATER
    Model: EZ 75-135N
    SKU: 55575
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  2. EZ 75-135LP
    EZFIT ATMOSPHERIC LP GAS WATER HEATER
    Model: EZ 75-135LP
    SKU: 55577
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  3. EZ 80-156N
    EZFIT ATMOSPHERIC NATURAL GAS WATER HEATER
    Model: EZ 80-156N
    SKU: 55580
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  4. EZ 80-156LP
    EZFIT ATMOSPHERIC LP GAS WATER HEATER
    Model: EZ 80-156LP
    SKU: 55582
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  5. EZ 80-199N
    EZFIT ATMOSPHERIC NATURAL GAS WATER HEATER
    Model: EZ 80-199N
    SKU: 55585
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  6. EZ 80-199LP
    EZFIT ATMOSPHERIC LP GAS WATER HEATER
    Model: EZ 80-199LP
    SKU: 55587
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  7. EZ 100-199N
    EZFIT ATMOSPHERIC NATURAL GAS WATER HEATER
    Model: EZ 100-199N
    SKU: 55595
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  8. EZ 100-199LP
    EZFIT ATMOSPHERIC LP GAS WATER HEATER
    Model: EZ 100-199LP
    SKU: 55597
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  9. 38W-155SDLN-NA
    NON-ASME CONSTRUCTED, NATURAL GAS LO-NOX BURNER WITH SPARK DAMPER ENERGY SAVER ATMOSPHERIC WATER HEATER
    Model: 38W-155SDLN-NA
    SKU: 55339
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