Water Heaters

500 results - Sort results by: Popularity - Price - Discount - Alphabetical Order
    1. Eccotemp L10 2.65 GPM Liquid Propane Outdoor Tankless Water Heater
    2. Eccotemp L10 2.65 GPM Liquid Propane Outdoor Tankless Water Heater

      Eccotemp, L10, Point-Of-Use, Tankless Water Heaters, Gas/Propane, Liquid Propane Outdoor Tankless Water Heater The Eccotemp L10 tankless water... Eccotemp L10 2.65 GPM Liquid Propane Outdoor Tankless Water Heater

    3. $276.79
      $337.23 -18%
    1. Eccotemp Horizontal Bundle 4.8 Gallon Liquid Propane Tankless Water Heater i12-LPHB (i12-LP H Bundle)
    2. Eccotemp Horizontal Bundle 4.8 Gallon Liquid Propane Tankless Water Heater i12-LPHB (i12-LP H Bundle)

      i12-LPHB Sleek, modern design||LCD temperature display||Liquid propane powered||Child locking technology||Tested safe electronic ignition... More

    3. $455.99
      $762.99 -40%
    1. Rinnai Ultra 9.8 GPM Liquid Nature Gas Tankless Water Heater RU98eN (RU98eN)
    2. Rinnai Ultra 9.8 GPM Liquid Nature Gas Tankless Water Heater RU98eN (RU98eN)

      RU98eN Condensing, tankless, temperature controlled, continuous flow, gas hot water system||ENERGY STAR® qualified||Energy factor of .95||Built in... More

    3. $2,599.99
    1. Eccotemp L7 1.6 GPM Liquid Propane Portable Tankless Water Heater
    2. Eccotemp L7 1.6 GPM Liquid Propane Portable Tankless Water Heater

      Eccotemp, L7, Point-Of-Use, Tankless Water Heaters, Gas/Propane, 1.6 GPM Liquid Propane Portable Tankless Water Heater The Eccotemp L7 Portable... Eccotemp L7 1.6 GPM Liquid Propane Portable Tankless Water Heater

    3. $210.26
      $236.32 -11%
    1. Rheem Fury Universal 75 Gallon Commercial Water Heater - Natural Gas G7575N (G7575N)
    2. Rheem Fury Universal 75 Gallon Commercial Water Heater - Natural Gas G7575N (G7575N)

      G7575N Universal commercial water heater natural gas||Fury collection||Product Type Storage Tank Water Heater||Fuel Type Natural Gas||Indoor... More

    3. $2,649.99
      $3,159.99 -16%
    1. Eccotemp Indoor 3 GPM Liquid Propane Tankless Water Heater i12-LP (i12-LP)
    2. Eccotemp Indoor 3 GPM Liquid Propane Tankless Water Heater i12-LP (i12-LP)

      i12-LP True 0.5" NPT water fittings||Fully automatic temperature controls||Sleek modern design||3 GPM flow capacity||Power ventilation for safety... More

    3. $509.99
      $635.99 -20%
    1. Rheem Professional Universal Gas 100 Gallon Commercial Water Heater - Natural Gas G100200 (G100-200)
    2. Rheem Professional Universal Gas 100 Gallon Commercial Water Heater - Natural Gas G100200 (G100-200)

      G100200 Includes temperature and pressure relief valve||Universal commercial water heater natural gas||Tank capacity 100 Gallons||Full port and... More

    3. $5,399.99
      $6,099.99 -11%
    1. Takagi T-H2S-DV-NG Direct Vent Tankless Water Heater
    2. Takagi T-H2S-DV-NG Direct Vent Tankless Water Heater

      Takagi, T-H2S-DV-NG, Whole House, Tankless Water Heaters, Gas/Propane, The T-H2S is one of Takagi's greenest models and features an average... Takagi T-H2S-DV-NG Direct Vent Tankless Water Heater

    3. $1,489.71
      $2,174.98 -32%
    1. Rinnai Value 6.6 GPM Liquid Natural Gas Tankless Water Heater V65eN (V65eN)
    2. Rinnai Value 6.6 GPM Liquid Natural Gas Tankless Water Heater V65eN (V65eN)

      V65eN ENERGY STAR® qualified||Energy factor of .82||Certified for installation in manufactured (mobile) homes||Leak detection shuts off water to... More

    3. $1,179.99
      $1,301.99 -9%
    1. Eccotemp Eccotemp 6.8 GPM Liquid Propane Tankless Water Heater 45H-LP (45H-LP)
    2. Eccotemp Eccotemp 6.8 GPM Liquid Propane Tankless Water Heater 45H-LP (45H-LP)

      45H-LP CSA certified for US and Canadian use||Liquid propane powered||Digital remote with simple controls and diagnostics||120 Volt UL listed power... More

    3. $739.99
      $889.99 -17%
    1. Rinnai Rinnai Ultra 9.8 GPM Natural Gas Tankless Water Heater RUC98iN (RUC98iN)
    2. Rinnai Rinnai Ultra 9.8 GPM Natural Gas Tankless Water Heater RUC98iN (RUC98iN)

      RUC98iN Finish Stainless steel||Minimum activation flow rate 0.4 GPM||Can be used with PVC vents Yes||Product Type Tankless Water Heater||Finish... More

    3. $2,899.99
    1. Eccotemp FVI-12-LP 3 GPM Liquid Propane Whole House Tankless Water Heater
    2. Eccotemp FVI-12-LP 3 GPM Liquid Propane Whole House Tankless Water Heater

      Eccotemp, FVI-12-LP, Whole House, Tankless Water Heaters, Gas/Propane, Liquid Propane Whole House Tankless Water Heater The Eccotemp FVI12-LP... Eccotemp FVI-12-LP 3 GPM Liquid Propane Whole House Tankless Water Heater

    3. $340.47
      $416.41 -18%
    1. Drakken Electric Tankless Water Heater AHS24-D (AHS24-D)
    2. Drakken Electric Tankless Water Heater AHS24-D (AHS24-D)

      AHS24-D iHeat pro performer continuously monitors all real time data collected 60 times a second through a range of sensors||iHeat software will... More

    3. $779.99
    1. Eccotemp Vertical Bundle 4.8 Gallon Liquid Propane Tankless Water Heater i12-LPVB (i12-LP V Bundle)
    2. Eccotemp Vertical Bundle 4.8 Gallon Liquid Propane Tankless Water Heater i12-LPVB (i12-LP V Bundle)

      i12-LPVB Included stainless steel vent kit, 120 volt UL listed power cord, 2.5" 3" stainless steel adapter, 3" horizontal vent kit||Sleek, modern... More

    3. $454.99
      $762.99 -40%
    1. Eccotemp L5 1.3 GPM Liquid Propane Portable Tankless Water Heater
    2. Eccotemp L5 1.3 GPM Liquid Propane Portable Tankless Water Heater

      Eccotemp, L5, Point-Of-Use, Tankless Water Heaters, Gas/Propane, Liquid Propane Outdoor Portable Tankless Water Heater The Eccotemp L5 Portable... Eccotemp L5 1.3 GPM Liquid Propane Portable Tankless Water Heater

    3. $148.05
      $197.82 -25%
    1. Takagi T-M50-NG Commercial Natural Gas or Liquid Propane Indoor Tankless Water H
    2. Takagi T-M50-NG Commercial Natural Gas or Liquid Propane Indoor Tankless Water H

      Takagi, T-M50-NG, Tankless, Mobius, Commercial Water Heaters, Multi-Use, Commercial Natural Gas Indoor Tankless Water Heater 14.5 GPM The NEW T-M50... Takagi T-M50-NG Commercial Natural Gas or Liquid Propane Indoor Tankless Water H

    3. $3,472.08
      $6,107.53 -43%
    1. Takagi T-H3J-DV-NG TH3 Series 160000 BTU Direct Vent Whole House Natural Gas Tan
    2. Takagi T-H3J-DV-NG TH3 Series 160000 BTU Direct Vent Whole House Natural Gas Tan

      Takagi, T-H3J-DV-NG, Whole House, TH3, Tankless Water Heaters, Gas/Propane, The T-H3J-DV-NG is ENERGY STAR qualified. Ideal for residential... Takagi T-H3J-DV-NG TH3 Series 160000 BTU Direct Vent Whole House Natural Gas Tan

    3. $1,017.70
      $1,927.82 -47%
    1. Rinnai Value  6.6 GPM Liquid Propane Tankless Water Heater V65iP (V65iP)
    2. Rinnai Value 6.6 GPM Liquid Propane Tankless Water Heater V65iP (V65iP)

      V65iP ENERGY STAR® qualified||Energy factor of .82||Certified for installation in manufactured (mobile) homes||Leak detection shuts off water to... More

    3. $1,239.99
      $1,401.99 -12%
    1. A.O. Smith GPVX-50 Water Heater Residential Nat Gas 50 Gal ProMax Power Vent 65,000 BTU GPVX-50 (GPVX-50)
    2. A.O. Smith GPVX-50 Water Heater Residential Nat Gas 50 Gal ProMax Power Vent 65,000 BTU GPVX-50 (GPVX-50)

      GPVX-50 Residential||Hot surface ignition||CSA certified and ASME rated T and P relief valve||Versatile power vent design||Vents with PVC, CPVC,... More

    3. $2,599.99
    1. Drakken Electric Tankless Water Heater HS-7 (HS-7)
    2. Drakken Electric Tankless Water Heater HS-7 (HS-7)

      HS-7 iHeat tankless S series can also be used in highly sterile applications like commercial kitchens, hospitals, clinics, and even schools where... More

    3. $314.99
    1. Drakken Electric Tankless Water Heater AHS27-D (AHS27-D)
    2. Drakken Electric Tankless Water Heater AHS27-D (AHS27-D)

      AHS27-D iHeat pro performer continuously monitors all real time data collected 60 times a second through a range of sensors||iHeat software will... More

    3. $809.99
    1. Drakken 1.4 GPM Liquid Propane Tankless Water Heater AGL-5 (AGL-5)
    2. Drakken 1.4 GPM Liquid Propane Tankless Water Heater AGL-5 (AGL-5)

      AGL-5 Includes gas regulator and shower arm sprayer||Colour Charcoal grey||AGL 5 is a small work horse people use similar units to heat the water... More

    3. $234.99
      $253.99 -7%
    1. Eccotemp Eccotemp 1.5 GPM Liquid Propane Tankless Water Heater L5 Pump Bundle (L5 Pump Bundle)
    2. Eccotemp Eccotemp 1.5 GPM Liquid Propane Tankless Water Heater L5 Pump Bundle (L5 Pump Bundle)

      L5 Pump Bundle Includes Flojet Pump||Includes on off shower head and shower hose||0.5" NPT to garden hose adapter||20 Minute automatic safety... More

    3. $289.99
    1. Rinnai .4 GPM Hybrid Tank Liquid Propane Tankless Water Heater RH180P (RH180P)
    2. Rinnai .4 GPM Hybrid Tank Liquid Propane Tankless Water Heater RH180P (RH180P)

      RH180P Quick, easy installation similar to a typical tank makes it perfect for same day replacement||0.5 Gas line connection||Standard water... More

    3. $3,199.99
    1. Eccotemp Eccotemp 6.8 GPM Tankless Liquid Propane Water Heater 45HI-LP VB (45HI-LP VB)
    2. Eccotemp Eccotemp 6.8 GPM Tankless Liquid Propane Water Heater 45HI-LP VB (45HI-LP VB)

      45HI-LP VB Includes rain cap, top support storm collar, adjustable roof flashing (normal 30 degree flashing), universal appliance adapter, back... More

    3. $1,029.99
    1. Takagi T-D2-OS-NG 10.0 GPM Commercial Natural Gas Outdoor Tankless Water Heater
    2. Takagi T-D2-OS-NG 10.0 GPM Commercial Natural Gas Outdoor Tankless Water Heater

      Takagi, T-D2-OS-NG, Tankless, D2 Series, Commercial Water Heaters, Multi-Use, 10.0 GPM Commercial Natural Gas or Liquid Propane Outdoor Tankless... Takagi T-D2-OS-NG 10.0 GPM Commercial Natural Gas Outdoor Tankless Water Heater

    3. $1,111.43
      $2,012.12 -45%
    1. A.O. Smith BTR-199 Commercial Tank Type Water Heater Nat Gas 81 Gal Master-Fit 199,000 BTU Input BTR-199 (BTR-199)
    2. A.O. Smith BTR-199 Commercial Tank Type Water Heater Nat Gas 81 Gal Master-Fit 199,000 BTU Input BTR-199 (BTR-199)

      BTR-199 Commercial tank type water heater||Meets or exceeds the thermal efficiency and or standby loss requirements of the U.S. department of... More

    3. $7,899.99
    1. Rinnai Luxury 9.4 GPM Liquid Nature Gas Tankless Water Heater RL94eN (RL94eN)
    2. Rinnai Luxury 9.4 GPM Liquid Nature Gas Tankless Water Heater RL94eN (RL94eN)

      RL94eN ENERGY STAR® qualified||Energy factor of .82||Built in Rinnai Circ LogicTM recirculation program cycles an external pump at pre set... More

    3. $2,359.99
    1. Rinnai Boilers Liquid 130,000 BTU Propane Tankless Water Heater Q130SP (Q130SP)
    2. Rinnai Boilers Liquid 130,000 BTU Propane Tankless Water Heater Q130SP (Q130SP)

      Q130SP Fully modulating pump combines with stainless steel heat exchanger to make this one of the more efficient units available||Optional 3 way... More

    3. $6,899.99
    1. Drakken Tankless Electric Shower Head Heater AHSH 5000 (AHSH 5000)
    2. Drakken Tankless Electric Shower Head Heater AHSH 5000 (AHSH 5000)

      AHSH 5000 Keeps the consumer completely safe by isolating and properly grounding all electrical connections within the heaters... More

    3. $194.99
      $227.99 -14%
    1. Rinnai Boilers Liquid 50000 BTU Natural Gas Tankless Water Heater E50CN (E50CN)
    2. Rinnai Boilers Liquid 50000 BTU Natural Gas Tankless Water Heater E50CN (E50CN)

      E50CN Most efficient combi boiler on the market 95.6% AFUE||Cost effective, simplified installation fewer components needed||No primary secondary... More

    3. $4,199.99
    1. Eccotemp Eccotemp 6.8 GPMTankless  Liquid Propane Water Heater 45HI-LP HB (45HI-LP HB)
    2. Eccotemp Eccotemp 6.8 GPMTankless Liquid Propane Water Heater 45HI-LP HB (45HI-LP HB)

      45HI-LP HB Includes termination hood, 90 degree elbow, pipe, wall thimble, universal appliance adapter with back flow preventer||Power Up to... More

    3. $1,019.99
      $1,080.99 -6%
    1. Takagi T-D2-OS-LP 10.0 GPM Commercial Liquid Propane Outdoor Tankless Water Heat
    2. Takagi T-D2-OS-LP 10.0 GPM Commercial Liquid Propane Outdoor Tankless Water Heat

      Takagi, T-D2-OS-LP, Tankless, D2 Series, Commercial Water Heaters, Multi-Use, 10.0 GPM Commercial Liquid Propane Outdoor Tankless Water Heater The... Takagi T-D2-OS-LP 10.0 GPM Commercial Liquid Propane Outdoor Tankless Water Heat

    3. $1,144.54
      $2,040.37 -44%
    1. Takagi T-K4-OS-NG (Natural Gas) Outdoor Tankless Water Heater 8.0 GPM from Tankl
    2. Takagi T-K4-OS-NG (Natural Gas) Outdoor Tankless Water Heater 8.0 GPM from Tankl

      Takagi, T-K4-OS-NG, Whole House, K4 Series, Tankless Water Heaters, Gas/Propane, Takagi T-K4-OS-NG (Natural Gas) Outdoor Tankless Water Heater 8.0... Takagi T-K4-OS-NG (Natural Gas) Outdoor Tankless Water Heater 8.0 GPM from Tankl

    3. $901.76
      $1,644.05 -45%
    1. Rinnai V53eLP External Whole House Liquid Propane Tankless Water Heater 5.3 Gall
    2. Rinnai V53eLP External Whole House Liquid Propane Tankless Water Heater 5.3 Gall

      Rinnai, V53eLP, Whole House, Value, Tankless Water Heaters, Gas/Propane, Value Collection Liquid Propane, External Whole House Tankless Water... Rinnai V53eLP External Whole House Liquid Propane Tankless Water Heater 5.3 Gall

    3. $689.37
      $1,102.99 -37%
    1. Takagi TH3SDV TH3 Series 180000 BTU Direct Vent Indoor Whole House Tankless Wate
    2. Takagi TH3SDV TH3 Series 180000 BTU Direct Vent Indoor Whole House Tankless Wate

      Takagi, TH3SDV, Whole House, TH3, Tankless Water Heaters, Gas/Propane, TH3 Series 180000 BTU Direct Vent Indoor Whole House Tankless Water Heater... Takagi TH3SDV TH3 Series 180000 BTU Direct Vent Indoor Whole House Tankless Wate

    3. $1,154.74
      $2,159.35 -47%
    1. A.O. Smith Commercial Tank Type Water Heater Nat Gas 100 Gal Cyclone Xi 150,000 BTU BTH-150 (BTH-150)
    2. A.O. Smith Commercial Tank Type Water Heater Nat Gas 100 Gal Cyclone Xi 150,000 BTU BTH-150 (BTH-150)

      BTH-150 Commercial tank type water heater||Intelligent control system with LCD display provides detailed water heater status information, precise... More

    3. $11,299.99
    1. Eccotemp Eccotemp 6.8 GPM Liquid Propane Tankless Water Heater 45HI-LP (45HI-LP)
    2. Eccotemp Eccotemp 6.8 GPM Liquid Propane Tankless Water Heater 45HI-LP (45HI-LP)

      45HI-LP CSA certified for US and Canadian use||Liquid propane powered||Remote keypad built into front case||120 Volt UL listed power cord||Energy... More

    3. $650.99
      $889.99 -27%
    1. Eccotemp Eccotemp 6.8 GPM Natural Gas Tankless Water Heater 45H-NG (45H-NG)
    2. Eccotemp Eccotemp 6.8 GPM Natural Gas Tankless Water Heater 45H-NG (45H-NG)

      45H-NG CSA certified for US and Canadian use||Natural gas powered||Digital remote with simple controls and diagnostics||120 Volt UL listed power... More

    3. $769.99
      $889.99 -13%
    1. Rinnai Value 7.5 GPM Liquid Propane Tankless Water Heater V75eP (V75eP)
    2. Rinnai Value 7.5 GPM Liquid Propane Tankless Water Heater V75eP (V75eP)

      V75eP ENERGY STAR® qualified||Energy factor of .82||Certified for installation in manufactured (mobile) homes||Leak detection shuts off water to... More

    3. $1,569.99
      $1,711.99 -8%
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
(13 pages - 500 results)