Skip to content

Gas Tankless Water Heaters

Filters

$
$

  • Super HE+ 7 GPM 130, 000 BTU Natural Gas Exterior Tankless Water Heater

    RINNAI
    $1,776.83 - $1,776.83
    $1,776.83
    $1,776.83 - $1,776.83
    $1,776.83
    In stock

    Mfr #: RU130EN Endless Hot Water: Our tankless hot water heaters offer unlimited whole-home hot water flow and come equipped with Circ-Logic for p...

    View full details
    $1,776.83 - $1,776.83
    $1,776.83
    $1,776.83 - $1,776.83
    $1,776.83

  • Builder Grade 6.0 GPM Indoor Liquid Propane Tankless Water Heater

    ECCOTEMP
    $663.74 - $663.74
    $663.74
    $663.74 - $663.74
    $663.74
    In stock

    Mfr #: 6GB-ILP Rated for 2-3 applications means enjoying on-demand hot showers for up to 2 bathrooms simultaneously Rated at 6 GPM (gallons per mi...

    View full details
    $663.74 - $663.74
    $663.74
    $663.74 - $663.74
    $663.74

  • 9 GPM Commercial 160K BTU Natural Gas Interior Tankless Water Heater

    RINNAI
    $2,023.12 - $2,023.12
    $2,023.12
    $2,023.12 - $2,023.12
    $2,023.12
    In stock

    Mfr #: CU160IN Energy and Space Efficient Tankless Hot Water Heater: Our commercial hot water heaters feature a space-saving design that conserves...

    View full details
    $2,023.12 - $2,023.12
    $2,023.12
    $2,023.12 - $2,023.12
    $2,023.12

  • Super HE+ 10 GPM 180K BTU Propane Gas Exterior Tankless Water Heater

    RINNAI
    $2,127.62 - $2,127.62
    $2,127.62
    $2,127.62 - $2,127.62
    $2,127.62
    In stock

    Mfr #: RU180EP Endless Hot Water: Our tankless hot water heaters offer unlimited whole-home hot water flow and come equipped with Circ-Logic for p...

    View full details
    $2,127.62 - $2,127.62
    $2,127.62
    $2,127.62 - $2,127.62
    $2,127.62

  • Super HE+ 7 GPM 130, 000 BTU Propane Gas Exterior Tankless Water Heater

    RINNAI
    $1,776.83 - $1,776.83
    $1,776.83
    $1,776.83 - $1,776.83
    $1,776.83
    In stock

    Mfr #: RU130EP Endless Hot Water: Our tankless hot water heaters offer unlimited whole-home hot water flow and come equipped with Circ-Logic for p...

    View full details
    $1,776.83 - $1,776.83
    $1,776.83
    $1,776.83 - $1,776.83
    $1,776.83

  • 14 " x 4.75 " x 23.9 " 80, 000, Natural Gas

    ECCOTEMP
    $844.99 - $844.99
    $844.99
    $844.99 - $844.99
    $844.99
    In stock

    Mfr #: i12-NGH i12-ng Durchlauferhitzer; 2.5 bis 3 Edelstahl-Adapter; 3 Horizontal Vent Kit Natural Gas Powered; 80,000 BTUs

    $844.99 - $844.99
    $844.99
    $844.99 - $844.99
    $844.99

  • Super HE+ 11 GPM 199K BTU Propane Gas Exterior Tankless Water Heater

    RINNAI
    $2,318.43 - $2,318.43
    $2,318.43
    $2,318.43 - $2,318.43
    $2,318.43
    In stock

    Mfr #: RU199EP Endless Hot Water: Our tankless hot water heaters offer unlimited whole-home hot water flow and come equipped with Circ-Logic for p...

    View full details
    $2,318.43 - $2,318.43
    $2,318.43
    $2,318.43 - $2,318.43
    $2,318.43

  • 11 GPM Commercial 199K BTU Propane Gas Exterior Tankless Water Heater

    RINNAI
    $2,386.88 - $2,386.88
    $2,386.88
    $2,386.88 - $2,386.88
    $2,386.88
    In stock

    Mfr #: CU199EP Energy and Space Efficient Tankless Hot Water Heater: Our commercial hot water heaters feature a space-saving design that conserves...

    View full details
    $2,386.88 - $2,386.88
    $2,386.88
    $2,386.88 - $2,386.88
    $2,386.88

  • HE 160k BTU Propane Exterior Tankless Water Heater with Pump

    RINNAI
    $1,656.24 - $1,656.24
    $1,656.24
    $1,656.24 - $1,656.24
    $1,656.24
    In stock

    Mfr #: REP160eP Smart-Circ Intelligent Recirculation: Tankless hot water heater offers a built-in recirculation pump and Smart-Circ technology tha...

    View full details
    $1,656.24 - $1,656.24
    $1,656.24
    $1,656.24 - $1,656.24
    $1,656.24

  • Super HE+ 10 GPM 180K BTU Propane Gas Interior Tankless Water Heater

    RINNAI
    $2,127.62 - $2,127.62
    $2,127.62
    $2,127.62 - $2,127.62
    $2,127.62
    In stock

    Mfr #: RU180IP Endless Hot Water: Our tankless hot water heaters offer unlimited whole-home hot water flow and come equipped with Circ-Logic for p...

    View full details
    $2,127.62 - $2,127.62
    $2,127.62
    $2,127.62 - $2,127.62
    $2,127.62

  • Super HE 6.5 GPM 130K BTU Propane Gas Interior Tankless Water Heater

    RINNAI
    $1,404.99 - $1,404.99
    $1,404.99
    $1,404.99 - $1,404.99
    $1,404.99
    In stock

    Mfr #: RUCS65IP Endless Hot Water: Our tankless hot water heaters let you enjoy unlimited hot water flow throughout the house with a compact and d...

    View full details
    $1,404.99 - $1,404.99
    $1,404.99
    $1,404.99 - $1,404.99
    $1,404.99

  • HE 6.5 GPM 150, 000 BTU Natural Gas Interior Tankless Water Heater

    RINNAI
    $1,096.24 - $1,096.24
    $1,096.24
    $1,096.24 - $1,096.24
    $1,096.24
    In stock

    Mfr #: V65IN Endless Hot Water: Our tankless hot water heaters let you enjoy unlimited hot water flow throughout the house with a compact and dura...

    View full details
    $1,096.24 - $1,096.24
    $1,096.24
    $1,096.24 - $1,096.24
    $1,096.24

  • Super HE+ 9 GPM 160, 000 BTU Propane Gas Exterior Tankless Water Heater

    RINNAI
    $1,938.81 - $1,938.81
    $1,938.81
    $1,938.81 - $1,938.81
    $1,938.81
    In stock

    Mfr #: RU160EP Endless Hot Water: Our tankless hot water heaters offer unlimited whole-home hot water flow and come equipped with Circ-Logic for p...

    View full details
    $1,938.81 - $1,938.81
    $1,938.81
    $1,938.81 - $1,938.81
    $1,938.81

  • Super HE 7.5 GPM 160K BTU Propane Gas Exterior Tankless Water Heater

    RINNAI
    $1,637.49 - $1,637.49
    $1,637.49
    $1,637.49 - $1,637.49
    $1,637.49
    In stock

    Mfr #: RUS75EP Endless Hot Water: Our tankless hot water heaters let you enjoy unlimited hot water flow throughout the house with a compact and du...

    View full details
    $1,637.49 - $1,637.49
    $1,637.49
    $1,637.49 - $1,637.49
    $1,637.49

  • Super HE 7.5 GPM 160K BTU Natural Gas Exterior Tankless Water Heater

    RINNAI
    $1,637.49 - $1,637.49
    $1,637.49
    $1,637.49 - $1,637.49
    $1,637.49
    In stock

    Mfr #: RUS75EN Endless Hot Water: Our tankless hot water heaters let you enjoy unlimited hot water flow throughout the house with a compact and du...

    View full details
    $1,637.49 - $1,637.49
    $1,637.49
    $1,637.49 - $1,637.49
    $1,637.49

  • Super HE+ 9 GPM 160, 000 BTU Propane Gas Interior Tankless Water Heater

    RINNAI
    $1,938.81 - $1,938.81
    $1,938.81
    $1,938.81 - $1,938.81
    $1,938.81
    In stock

    Mfr #: RU160IP Endless Hot Water: Our tankless hot water heaters offer unlimited whole-home hot water flow and come equipped with Circ-Logic for p...

    View full details
    $1,938.81 - $1,938.81
    $1,938.81
    $1,938.81 - $1,938.81
    $1,938.81

  • HE 160k BTU Natural Gas Interior Tankless Water Heater

    RINNAI
    $1,212.49 - $1,212.49
    $1,212.49
    $1,212.49 - $1,212.49
    $1,212.49
    In stock

    Mfr #: RE160iN Smart Design: Improved design of tankless hot water heater only heats when necessary to conserve energy; Speeds installation and en...

    View full details
    $1,212.49 - $1,212.49
    $1,212.49
    $1,212.49 - $1,212.49
    $1,212.49

  • HE 180k BTU Natural Gas Exterior Tankless Water Heater

    RINNAI
    $1,480.31 - $1,480.31
    $1,480.31
    $1,480.31 - $1,480.31
    $1,480.31
    In stock

    Mfr #: RE180eN Smart Design: Improved design of tankless hot water heater only heats when necessary to conserve energy; Speeds installation and en...

    View full details
    $1,480.31 - $1,480.31
    $1,480.31
    $1,480.31 - $1,480.31
    $1,480.31

  • Builder Grade 7.0 GPM Outdoor Natural Gas Tankless Water Heater

    ECCOTEMP
    $794.99 - $794.99
    $794.99
    $794.99 - $794.99
    $794.99
    In stock

    Mfr #: 7GB-NG Rated for 4-5 applications means enjoying on-demand hot showers for up to 3 bathrooms simultaneously Rated at 7 GPM (gallons per min...

    View full details
    $794.99 - $794.99
    $794.99
    $794.99 - $794.99
    $794.99

  • Super HE+ 10 GPM 180K BTU Natural Gas Interior Tankless Water Heater

    RINNAI
    $2,127.62 - $2,127.62
    $2,127.62
    $2,127.62 - $2,127.62
    $2,127.62
    In stock

    Mfr #: RU180IN Endless Hot Water: Our tankless hot water heaters offer unlimited whole-home hot water flow and come equipped with Circ-Logic for p...

    View full details
    $2,127.62 - $2,127.62
    $2,127.62
    $2,127.62 - $2,127.62
    $2,127.62

  • HE+ 7.5 GPM 180, 000 BTU Propane Gas Interior Tankless Water Heater

    RINNAI
    $1,568.14 - $1,568.14
    $1,568.14
    $1,568.14 - $1,568.14
    $1,568.14
    In stock

    Mfr #: RL75IP Original Design: Tankless hot water heater's Circ-Logic technology offers recirculation patterns that match your habits; For the lat...

    View full details
    $1,568.14 - $1,568.14
    $1,568.14
    $1,568.14 - $1,568.14
    $1,568.14

  • 11 GPM Commercial 199K BTU Propane Gas Interior Tankless Water Heater

    RINNAI
    $2,386.88 - $2,386.88
    $2,386.88
    $2,386.88 - $2,386.88
    $2,386.88
    In stock

    Mfr #: CU199IP Energy and Space Efficient Tankless Hot Water Heater: Our commercial hot water heaters feature a space-saving design that conserves...

    View full details
    $2,386.88 - $2,386.88
    $2,386.88
    $2,386.88 - $2,386.88
    $2,386.88

  • HE+ 7.5 GPM 180, 000 BTU Natural Gas Interior Tankless Water Heater

    RINNAI
    $1,568.14 - $1,568.14
    $1,568.14
    $1,568.14 - $1,568.14
    $1,568.14
    In stock

    Mfr #: RL75IN Original Design: Tankless hot water heater's Circ-Logic technology offers recirculation patterns that match your habits; For the lat...

    View full details
    $1,568.14 - $1,568.14
    $1,568.14
    $1,568.14 - $1,568.14
    $1,568.14

  • Builder Grade 7.0 GPM Outdoor Liquid Propane Tankless Water Heater

    ECCOTEMP
    $661.24 - $661.24
    $661.24
    $661.24 - $661.24
    $661.24
    In stock

    Mfr #: 7GB-LP Rated for 4-5 applications means enjoying on-demand hot showers for up to 3 bathrooms simultaneously Rated at 7 GPM (gallons per min...

    View full details
    $661.24 - $661.24
    $661.24
    $661.24 - $661.24
    $661.24

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare