Skip to content

Gas Tankless Water Heaters

Filters

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

    RINNAI
    Original price $2,386.88 - Original price $2,386.88
    Original price
    $2,386.88
    $2,386.88 - $2,386.88
    Current price $2,386.88
    In stock

    Temp. Range 98-185 deg. F Vent Type Outdoor Gas Connection 3/4" MNPT Vol...

    View full details
    Original price $2,386.88 - Original price $2,386.88
    Original price
    $2,386.88
    $2,386.88 - $2,386.88
    Current price $2,386.88
  • Eccotemp i12-NG Indoor Natural Gas Tankless Water Heater

    ECCOTEMP SYSTEMS
    Original price $752.49 - Original price $752.49
    Original price
    $752.49
    $752.49 - $752.49
    Current price $752.49
    In stock

    Original price $752.49 - Original price $752.49
    Original price
    $752.49
    $752.49 - $752.49
    Current price $752.49
  • HE+ 7.5 GPM 180, 000 BTU Natural Gas Exterior Tankless Water Heater

    RINNAI
    Original price $1,568.14 - Original price $1,568.14
    Original price
    $1,568.14
    $1,568.14 - $1,568.14
    Current price $1,568.14
    In stock

    BtuH 180,000 Gas Type Natural Gas Vent Type Outdoor Temp. Range ...

    View full details
    Original price $1,568.14 - Original price $1,568.14
    Original price
    $1,568.14
    $1,568.14 - $1,568.14
    Current price $1,568.14
  • HE+ 9.8 GPM 199, 000 BTU Propane Gas Interior Tankless Water Heater

    RINNAI
    Original price $1,907.01 - Original price $1,907.01
    Original price
    $1,907.01
    $1,907.01 - $1,907.01
    Current price $1,907.01
    In stock

    Standards AHRI, CSA, CEC, Energy Star, Mobile Home Certified Voltage AC 120 Volts, 60 Hz For U...

    View full details
    Original price $1,907.01 - Original price $1,907.01
    Original price
    $1,907.01
    $1,907.01 - $1,907.01
    Current price $1,907.01
  • Cu199In X 2 With 119G Tank Hybrid System Vertical

    RINNAI
    Original price $22,136.24 - Original price $22,136.24
    Original price
    $22,136.24
    $22,136.24 - $22,136.24
    Current price $22,136.24
    In stock

    With Rinnai’s new Demand Duo H-Series, reliable hot water comes in a high-performance, high-efficiency package that also reduces cost of ownershi...

    View full details
    Original price $22,136.24 - Original price $22,136.24
    Original price
    $22,136.24
    $22,136.24 - $22,136.24
    Current price $22,136.24
  • Cu160In With 80G Tank Hybrid System

    RINNAI
    Original price $11,041.24 - Original price $11,041.24
    Original price
    $11,041.24
    $11,041.24 - $11,041.24
    Current price $11,041.24
    In stock

    With Rinnai’s new Demand Duo H-Series, reliable hot water comes in a high-performance, high-efficiency package that also reduces cost of ownershi...

    View full details
    Original price $11,041.24 - Original price $11,041.24
    Original price
    $11,041.24
    $11,041.24 - $11,041.24
    Current price $11,041.24
  • Cu199Ip X2 With 119G Tank Hybrid System Vertical

    RINNAI
    Original price $22,136.24 - Original price $22,136.24
    Original price
    $22,136.24
    $22,136.24 - $22,136.24
    Current price $22,136.24
    In stock

    With Rinnai’s new Demand Duo H-Series, reliable hot water comes in a high-performance, high-efficiency package that also reduces cost of ownershi...

    View full details
    Original price $22,136.24 - Original price $22,136.24
    Original price
    $22,136.24
    $22,136.24 - $22,136.24
    Current price $22,136.24
  • Cu160Ip X 2 With 119G Tank Hybrid System

    RINNAI
    Original price $21,162.49 - Original price $21,162.49
    Original price
    $21,162.49
    $21,162.49 - $21,162.49
    Current price $21,162.49
    In stock

    With Rinnai’s new Demand Duo H-Series, reliable hot water comes in a high-performance, high-efficiency package that also reduces cost of ownershi...

    View full details
    Original price $21,162.49 - Original price $21,162.49
    Original price
    $21,162.49
    $21,162.49 - $21,162.49
    Current price $21,162.49
  • Cu160In With 119G Tank Hybrid System

    RINNAI
    Original price $11,636.24 - Original price $11,636.24
    Original price
    $11,636.24
    $11,636.24 - $11,636.24
    Current price $11,636.24
    In stock

    With Rinnai’s new Demand Duo H-Series, reliable hot water comes in a high-performance, high-efficiency package that also reduces cost of ownershi...

    View full details
    Original price $11,636.24 - Original price $11,636.24
    Original price
    $11,636.24
    $11,636.24 - $11,636.24
    Current price $11,636.24
  • 9.2 GPM Built-In Recirculation Pump Natural Gas Tankless Water Heater Max 165 000 BTUH

    NORITZ
    Original price $4,396.24 - Original price $4,396.24
    Original price
    $4,396.24
    $4,396.24 - $4,396.24
    Current price $4,396.24
    In stock

    Featuring an integrated recirculation pump and heat exchangers composed of high quality stainless steel, the NRCR is designed to provide homeowne...

    View full details
    Original price $4,396.24 - Original price $4,396.24
    Original price
    $4,396.24
    $4,396.24 - $4,396.24
    Current price $4,396.24
  • Cu199Ip With 80G Tank Hybrid System

    RINNAI
    Original price $11,907.49 - Original price $11,907.49
    Original price
    $11,907.49
    $11,907.49 - $11,907.49
    Current price $11,907.49
    In stock

    With Rinnai’s new Demand Duo H-Series, reliable hot water comes in a high-performance, high-efficiency package that also reduces cost of ownershi...

    View full details
    Original price $11,907.49 - Original price $11,907.49
    Original price
    $11,907.49
    $11,907.49 - $11,907.49
    Current price $11,907.49
  • Cu160In X 2 With 119G Tank Hybrid System

    RINNAI
    Original price $21,162.49 - Original price $21,162.49
    Original price
    $21,162.49
    $21,162.49 - $21,162.49
    Current price $21,162.49
    In stock

    With Rinnai’s new Demand Duo H-Series, reliable hot water comes in a high-performance, high-efficiency package that also reduces cost of ownershi...

    View full details
    Original price $21,162.49 - Original price $21,162.49
    Original price
    $21,162.49
    $21,162.49 - $21,162.49
    Current price $21,162.49
  • Cu160Ip With 80G Tank Hybrid System

    RINNAI
    Original price $11,041.24 - Original price $11,041.24
    Original price
    $11,041.24
    $11,041.24 - $11,041.24
    Current price $11,041.24
    In stock

    With Rinnai’s new Demand Duo H-Series, reliable hot water comes in a high-performance, high-efficiency package that also reduces cost of ownershi...

    View full details
    Original price $11,041.24 - Original price $11,041.24
    Original price
    $11,041.24
    $11,041.24 - $11,041.24
    Current price $11,041.24
  • Cu199In With 80G Tank Hybrid System

    RINNAI
    Original price $11,907.49 - Original price $11,907.49
    Original price
    $11,907.49
    $11,907.49 - $11,907.49
    Current price $11,907.49
    In stock

    With Rinnai’s new Demand Duo H-Series, reliable hot water comes in a high-performance, high-efficiency package that also reduces cost of ownershi...

    View full details
    Original price $11,907.49 - Original price $11,907.49
    Original price
    $11,907.49
    $11,907.49 - $11,907.49
    Current price $11,907.49
  • Cu199In X 2 With 119G Asme Tank Hybrid System Vertical

    RINNAI
    Original price $24,301.24 - Original price $24,301.24
    Original price
    $24,301.24
    $24,301.24 - $24,301.24
    Current price $24,301.24
    In stock

    With Rinnai’s new Demand Duo H-Series, reliable hot water comes in a high-performance, high-efficiency package that also reduces cost of ownershi...

    View full details
    Original price $24,301.24 - Original price $24,301.24
    Original price
    $24,301.24
    $24,301.24 - $24,301.24
    Current price $24,301.24
  • Cu199Ip X2 With 119G Tank Hybrid System

    RINNAI
    Original price $19,556.24 - Original price $19,556.24
    Original price
    $19,556.24
    $19,556.24 - $19,556.24
    Current price $19,556.24
    In stock

    With Rinnai’s new Demand Duo H-Series, reliable hot water comes in a high-performance, high-efficiency package that also reduces cost of ownershi...

    View full details
    Original price $19,556.24 - Original price $19,556.24
    Original price
    $19,556.24
    $19,556.24 - $19,556.24
    Current price $19,556.24
  • Cu199Ip X2 With 119G Asme Tank Hybrid System Vertical

    RINNAI
    Original price $24,301.24 - Original price $24,301.24
    Original price
    $24,301.24
    $24,301.24 - $24,301.24
    Current price $24,301.24
    In stock

    With Rinnai’s new Demand Duo H-Series, reliable hot water comes in a high-performance, high-efficiency package that also reduces cost of ownershi...

    View full details
    Original price $24,301.24 - Original price $24,301.24
    Original price
    $24,301.24
    $24,301.24 - $24,301.24
    Current price $24,301.24
  • Cu160Ip With 119G Tank Hybrid System

    RINNAI
    Original price $11,636.24 - Original price $11,636.24
    Original price
    $11,636.24
    $11,636.24 - $11,636.24
    Current price $11,636.24
    In stock

    With Rinnai’s new Demand Duo H-Series, reliable hot water comes in a high-performance, high-efficiency package that also reduces cost of ownershi...

    View full details
    Original price $11,636.24 - Original price $11,636.24
    Original price
    $11,636.24
    $11,636.24 - $11,636.24
    Current price $11,636.24
  • Ru130In With 80G Tank Hybrid System

    RINNAI
    Original price $9,742.49 - Original price $9,742.49
    Original price
    $9,742.49
    $9,742.49 - $9,742.49
    Current price $9,742.49
    In stock

    With Rinnai’s new Demand Duo H-Series, reliable hot water comes in a high-performance, high-efficiency package that also reduces cost of ownershi...

    View full details
    Original price $9,742.49 - Original price $9,742.49
    Original price
    $9,742.49
    $9,742.49 - $9,742.49
    Current price $9,742.49
  • 9.2 GPM Built-In Recirculation Pump Liquid Propane Tankless Water Heater Max 165 000 BTUH

    NORITZ
    Original price $3,731.24 - Original price $3,731.24
    Original price
    $3,731.24
    $3,731.24 - $3,731.24
    Current price $3,731.24
    In stock

    Featuring an integrated recirculation pump and heat exchangers composed of high quality stainless steel, the NRCR is designed to provide homeowne...

    View full details
    Original price $3,731.24 - Original price $3,731.24
    Original price
    $3,731.24
    $3,731.24 - $3,731.24
    Current price $3,731.24
  • Cu199In With 119G Tank Hybrid System

    RINNAI
    Original price $10,958.74 - Original price $10,958.74
    Original price
    $10,958.74
    $10,958.74 - $10,958.74
    Current price $10,958.74
    In stock

    With Rinnai’s new Demand Duo H-Series, reliable hot water comes in a high-performance, high-efficiency package that also reduces cost of ownershi...

    View full details
    Original price $10,958.74 - Original price $10,958.74
    Original price
    $10,958.74
    $10,958.74 - $10,958.74
    Current price $10,958.74
  • RMTGH95XLN2 Condensing Outdoor Tankless Water Heater, Natural Gas, 11000 to 199900 Btuhr BTU

    RICHMOND
    Original price $2,436.24 - Original price $2,436.24
    Original price
    $2,436.24
    $2,436.24 - $2,436.24
    Current price $2,436.24
    In stock

    The Richmond Encore, high efficiency 199900 Btu condensing outdoor liquid propane tankless water heater is designed to supply continuous hot wate...

    View full details
    Original price $2,436.24 - Original price $2,436.24
    Original price
    $2,436.24
    $2,436.24 - $2,436.24
    Current price $2,436.24
  • Ru130Ip With 80G Tank Hybrid System

    RINNAI
    Original price $9,742.49 - Original price $9,742.49
    Original price
    $9,742.49
    $9,742.49 - $9,742.49
    Current price $9,742.49
    In stock

    With Rinnai’s new Demand Duo H-Series, reliable hot water comes in a high-performance, high-efficiency package that also reduces cost of ownershi...

    View full details
    Original price $9,742.49 - Original price $9,742.49
    Original price
    $9,742.49
    $9,742.49 - $9,742.49
    Current price $9,742.49
  • Cu199In X 2 With 119G Tank Hybrid System

    RINNAI
    Original price $19,556.24 - Original price $19,556.24
    Original price
    $19,556.24
    $19,556.24 - $19,556.24
    Current price $19,556.24
    In stock

    With Rinnai’s new Demand Duo H-Series, reliable hot water comes in a high-performance, high-efficiency package that also reduces cost of ownershi...

    View full details
    Original price $19,556.24 - Original price $19,556.24
    Original price
    $19,556.24
    $19,556.24 - $19,556.24
    Current price $19,556.24

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