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.

Shop By

Items 1-9 of 10

Page
per page
Set Descending Direction

Items 1-9 of 10

Page
per page
Set Descending Direction
  1. EZ 75-76N
    EZFIT ATMOSPHERIC NATURAL GAS WATER HEATER
    Model: EZ 75-76N
    BTU: 76,000 (22.27)
    Gal: 75 gallon
    SKU: 55602
    View Product
  2. EZ 100-76N
    EZFIT ATMOSPHERIC NATURAL GAS WATER HEATER
    Model: EZ 100-76N
    BTU: 76,000 (22.27)
    Gal: 100 gallon
    SKU: 55610
    View Product
  3. EZ 75-76 PDV NAT
    EZFIT POWER DIRECT VENTED NATURAL GAS WATER HEATER
    Model: EZ 75-76 PDV NAT
    BTU: 76,000 (22.27)
    Gal: 75 gallon
    SKU: 55620
    View Product
  4. EZ 100-76 PDV NAT
    EZFIT POWER DIRECT VENTED NATURAL GAS WATER HEATER
    Model: EZ 100-76 PDV NAT
    BTU: 76,000 (22.27)
    Gal: 100 gallon
    SKU: 55630
    View Product
  5. EZ 75-135N
    EZFIT ATMOSPHERIC NATURAL GAS WATER HEATER
    Model: EZ 75-135N
    BTU: 135,000 (39.56)
    Gal: 75 gallon
    SKU: 55575
    View Product
  6. EZ 75-76 PDVN-C
    EZFIT COMBI-TWIN POWER DIRECT VENT NATURAL GAS WATER HEATER WITH INTERNAL COIL HEAT EXCHANGER FOR RADIANT APPLICATIONS
    Model: EZ 75-76 PDVN-C
    BTU: 76,000 (22.27)
    Gal: 75 gallon
    SKU: 55650
    View Product
  7. EZ 100-76 PDVN-C
    EZFIT COMBI-TWIN POWER DIRECT VENT NATURAL GAS WATER HEATER WITH INTERNAL COIL HEAT EXCHANGER FOR RADIANT APPLICATIONS
    Model: EZ 100-76 PDVN-C
    BTU: 76,000 (22.27)
    Gal: 100 gallon
    SKU: 55655
    View Product
  8. 75-76SKGN
    INDIRECT SOLAR/ NATURAL GAS HYBRID WATER HEATER WITH INTERNAL COIL
    Model: 75-76SKGN
    BTU: 76,000 (22.27)
    Gal: 75 gallon
    SKU: 55640
    View Product
  9. 100-76SKGN
    INDIRECT SOLAR/ NATURAL GAS HYBRID WATER HEATER WITH INTERNAL COIL
    Model: 100-76SKGN
    BTU: 76,000 (22.27)
    Gal: 100 gallon
    SKU: 55645
    View Product