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Bosch Therm gas and propane tankless water heaters and Bosch Powerstream electric tankless water heaters.

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Bosch Therm

Bosch Therm Natural Gas and Propane Tankless Water Heaters for whole house and point-of-use commercial and residential applications. The expanded and advanced line of Bosch Therm tankless water heaters includes efficient condensing and non-condensing tankless water heaters with more compact models and greater installation versatility - to satisfy all your commercial and residential applications.

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  1. Bosch Therm 940 ESO NG (Natural Gas) Outdoor Whole-House Tankless Water Heater

    Bosch Therm 940 ESO NG (Natural Gas) - Outdoor

    Bosch Therm 940ESO-NG (Natural Gas) whole-house outdoor tankless water heater

    199,000 BTUs and up to 140 degrees F, Electronic Ignition, Energy Star Learn More

    Regular Price: $1,999.00

    Special Price: $1,749.00

    Details
  2. Bosch Therm 940 ESO LP (Liquid Propane) Outdoor Whole-House Tankless Water Heater

    Bosch Therm 940 ESO LP (Liquid Propane) - Outdoor

    Bosch Therm 940ESO-LP (Liquid Propane) whole-house outdoor tankless water heater

    199,000 BTUs and up to 140 degrees F, Electronic Ignition, Energy Star Learn More

    Regular Price: $1,999.00

    Special Price: $1,649.00

    Details
  3. Bosch Therm 940 ES NG (Natural Gas) Whole-House Tankless Water Heater

    Bosch Therm 940 ES NG (Natural Gas)

    Bosch Therm 940ES-NG (Natural Gas) whole-house tankless water heater

    199,000 BTUs and up to 140 degrees F, Electronic Ignition, Stainless Steel exhaust, Energy Star Learn More

    Regular Price: $1,899.00

    Special Price: $1,599.00

    Details
  4. Bosch Therm 830 ES NG (Natural Gas) Whole-House Tankless Water Heater

    Bosch Therm 830 ES NG (Natural Gas)

    Bosch Therm 830ES-NG (Natural Gas) whole-house tankless water heater

    175,000 BTUs and up to 140 degrees F, Electronic Ignition, Stainless Steel exhaust, Energy Star Learn More

    Regular Price: $1,799.00

    Special Price: $1,499.00

    Details
  5. Bosch Therm 940 ES LP (Liquid Propane) Whole-House Tankless Water Heater

    Bosch Therm 940 ES LP (Liquid Propane)

    Bosch Therm 940ES-LP (Liquid Propane) whole-house tankless water heater

    199,000 BTUs and up to 140 degrees F, Electronic Ignition, Stainless Steel exhaust, Energy Star Learn More

    Regular Price: $1,899.00

    Special Price: $1,499.00

    Details
  6. Bosch Therm 830 ES LP (Liquid Propane) Whole-House Tankless Water Heater

    Bosch Therm 830 ES LP (Liquid Propane)

    Bosch Therm 830ES-LP (Liquid Propane) whole-house tankless water heater

    175,000 BTUs and up to 140 degrees F, Electronic Ignition, Stainless Steel exhaust, Energy Star Learn More

    Regular Price: $1,799.00

    Special Price: $1,395.00

    Details
  7. Bosch AquaStar Horizontal Vent Kit (AQ3ESPLUS)

    Bosch AquaStar Horizontal Vent Kit (AQ3ESPLUS)

    Bosch AquaStar Horizontal Vent Kit (AQ3ESPLUS)

    Stainless Steel Side Wall Vent Kit Learn More

    Regular Price: $399.00

    Special Price: $329.95

    Details
  8. Bosch AquaStar Horizontal Vent Kit (AQ5EFPLUS)

    Bosch AquaStar Horizontal Vent Kit (AQ5EFPLUS)

    Bosch Therm Horizontal Vent Kit (AQ5EFPLUS)

    Stainless Steel Side Wall Vent Kit for the Bosch Therm 660EF Learn More

    Regular Price: $359.95

    Special Price: $299.95

    Details
  9. Bosch AquaStar Concentric Vent Kit (ESHCK-FULL-KIT)

    Bosch AquaStar Concentric Vent Kit (ESHCK-FULL-KIT)

    Bosch AquaStar Concentric Vent Kit (ESHCK-FULL-KIT)

    Includes 3' Pipe, 90 Degree Elbow and Termination Tee Learn More

    Regular Price: $399.00

    Special Price: $299.00

    Details
  10. Bosch AquaStar Horizontal Vent Kit (AQ3PLUS)

    Bosch AquaStar Horizontal Vent Kit (AQ3PLUS)

    Bosch AquaStar Horizontal Vent Kit (AQ3PLUS)

    Stainless Steel Side Wall Vent Kit Learn More

    Regular Price: $287.00

    Special Price: $279.95

    Details

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