AO Smith ProMax Plus High Efficiency Water Heaters

AO Smith ProMax Plus high efficiency residential gas water heaters qualify for most gas utility rebate programs, ENERGY STARĀ® Home Program recommendations and meet or exceed the Federal Energy Efficiency and/or Standby loss requirements of the U.S. Department of Energy and current edition of ASHRAE/IESNA90.1.

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  • 30 Gallon - 35,500 BTU ProMax Plus High Efficiency Residential Gas Water Heater - Tall Model (Nat Gas) View Specs

    $569.95 / each

    $1,111.90 / box
    2 x $555.95

    Non-Stock Item Allow 2 Weeks to Ship Out
  • 30 Gallon - 32,000 BTU ProMax Plus High Efficiency Residential Gas Water Heater - Tall Model (LP Gas) View Specs

    $619.95 / each

    $1,207.90 / box
    2 x $603.95

    Non-Stock Item Allow 2 Weeks to Ship Out
  • 40 Gallon - 40,000 BTU ProMax Plus High Efficiency Residential Gas Water Heater - Tall Model (Nat Gas) View Specs

    $502.99 / each

    $979.90 / box
    2 x $489.95

    Non-Stock Item Allow 2 Weeks to Ship Out
  • 40 Gallon - 36,000 BTU ProMax Plus High Efficiency Residential Gas Water Heater - Tall Model (LP Gas) View Specs

    $554.95 / each

    $1,081.90 / box
    2 x $540.95

    Non-Stock Item Allow 2 Weeks to Ship Out
  • 40 Gallon - 40,000 BTU ProMax Plus High Efficiency Residential Gas Water Heater - Tall Model, Nat Gas (10 Yr Warranty) View Specs

    $599.95 / each

    $1,169.90 / box
    2 x $584.95

    Non-Stock Item Allow 2 Weeks to Ship Out
  • 40 Gallon - 36,000 BTU ProMax Plus High Efficiency Residential Gas Water Heater - Tall Model, LP Gas (10 Yr Warranty) View Specs

    $659.95 / each

    $1,285.90 / box
    2 x $642.95

    Non-Stock Item Allow 2 Weeks to Ship Out
  • 40 Gallon - 40,000 BTU ProMax Plus High Efficiency Residential Gas Water Heater - Short Model (Nat Gas) View Specs

    $539.95 / each

    $1,053.90 / box
    2 x $526.95

    In Stock! (2 Available) Ships in 24-48 Hrs
  • 40 Gallon - 40,000 BTU ProMax Plus High Efficiency Residential Gas Water Heater - Short Model, Nat Gas (10 Yr Warranty) View Specs

    $659.95 / each

    In Stock! (1 Available) Ships in 24-48 Hrs
  • 40 Gallon - 36,000 BTU ProMax Plus High Efficiency Residential Gas Water Heater - Short Model (LP Gas) View Specs

    $599.95 / each

    $1,169.90 / box
    2 x $584.95

    Non-Stock Item Allow 2 Weeks to Ship Out
  • 50 Gallon - 40,000 BTU ProMax Plus High Efficiency Residential Gas Water Heater - Tall Model (Nat Gas) View Specs

    $569.95 / each

    $1,111.90 / box
    2 x $555.95

    In Stock! (3 Available) Ships in 24-48 Hrs
  • 50 Gallon - 37,000 BTU ProMax Plus High Efficiency Residential Gas Water Heater - Tall Model (LP Gas) View Specs

    $629.95 / each

    $1,229.90 / box
    2 x $614.95

    Non-Stock Item Allow 2 Weeks to Ship Out
  • 50 Gallon - 40,000 BTU ProMax Plus High Efficiency Residential Gas Water Heater - Tall Model w/ Top T & P (Nat Gas) View Specs

    $699.95 / each

    $1,363.90 / box
    2 x $681.95

    Non-Stock Item Allow 2 Weeks to Ship Out
  • 50 Gallon - 40,000 BTU ProMax Plus High Efficiency Residential Gas Water Heater - Tall Model, Nat Gas (10 Yr Warranty) View Specs

    $618.99 / each

    $1,211.90 / box
    2 x $605.95

    In Stock! (2 Available) Ships in 24-48 Hrs
  • 50 Gallon - 37,000 BTU ProMax Plus High Efficiency Residential Gas Water Heater - Tall Model, LP Gas (10 Yr Warranty) View Specs

    $699.95 / each

    $1,363.90 / box
    2 x $681.95

    In Stock! (2 Available) Ships in 24-48 Hrs