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Gas Tankless Heaters

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

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  1. Bosch Integra 500 LP (Liquid Propane) Whole-House Tankless Water Heater

    Bosch Integra 500 LP (Liquid Propane)

    Bosch Integra 500-LP Liquid Propane tankless water heater with secondary condensing heat exchanger

    199,000 BTUs and up to 140 degrees F, Electronic Ignition, PVC exhaust, Energy Star, 2013 Federal Tax Credit Eligible Learn More

    Regular Price: $2,350.00

    Special Price: $1,495.00

    Details
  2. Bosch Evolution 500 NG (Natural Gas) Whole-House Tankless Water Heater

    Bosch Evolution 500 NG (Natural Gas)

    Bosch Evolution 500-NG (Natural Gas) whole-house tankless water heater

    199,000 BTUs and up to 140 degrees F, Electronic Ignition, Stainless Steel exhaust, Energy Star, 2013 Federal Tax Credit Eligible Learn More

    Regular Price: $1,460.00

    Special Price: $996.00

    Details
  3. Bosch Evolution 500 LP (Liquid Propane) Whole-House Tankless Water Heater

    Bosch Evolution 500 LP (Liquid Propane)

    Bosch Evolution 500-LP (Liquid Propane) whole-house tankless water heater

    199,000 BTUs and up to 140 degrees F, Electronic Ignition, Stainless Steel exhaust, Energy Star, 2013 Federal Tax Credit Eligible Learn More

    Regular Price: $1,460.00

    Special Price: $996.00

    Details
  4. Bosch AquaStar 2700 ES NG (Natural Gas) Whole-House Tankless Water Heater

    Bosch AquaStar 2700 ES NG (Natural Gas)

    Bosch AquaStar 2700ES-NG (Natural Gas) whole-house tankless water heater

    199,000 BTUs and up to 140 degrees F, Electronic Ignition, Stainless Steel exhaust, Energy Star, 2013 Federal Tax Credit Eligible Learn More

    Regular Price: $1,460.00

    Special Price: $995.00

    Details
  5. Bosch AquaStar 2700 ES LP (Liquid Propane) Whole-House Tankless Water Heater

    Bosch AquaStar 2700 ES LP (Liquid Propane)

    Bosch AquaStar 2700ES-LP (Liquid Propane) whole-house tankless water heater

    199,000 BTUs and up to 140 degrees F, Electronic Ignition, Stainless Steel exhaust, Energy Star, 2013 Federal Tax Credit Eligible Learn More

    Regular Price: $1,460.00

    Special Price: $995.00

    Details
  6. Bosch AquaStar 2400 ES NG (Natural Gas) Whole-House Tankless Water Heater

    Bosch AquaStar 2400 ES NG (Natural Gas)

    Bosch AquaStar 2400ES-NG (Natural Gas) whole-house tankless water heater

    175,000 BTUs and up to 140 degrees F, Electronic Ignition, Stainless Steel exhaust, Energy Star, 2013 Federal Tax Credit Eligible Learn More

    Regular Price: $1,260.00

    Special Price: $945.00

    Details
  7. Bosch AquaStar 2400 ES LP (Liquid Propane) Whole-House Tankless Water Heater

    Bosch AquaStar 2400 ES LP (Liquid Propane)

    Bosch AquaStar 2400ES-LP (Liquid Propane) whole-house tankless water heater

    175,000 BTUs and up to 140 degrees F, Electronic Ignition, Stainless Steel exhaust, Energy Star, 2013 Federal Tax Credit Eligible Learn More

    Regular Price: $1,260.00

    Special Price: $945.00

    Details
  8. Bosch Therm 520 HN LP (Liquid Propane) Whole-House Tankless Water Heater

    Bosch Therm 520 HN LP (Liquid Propane)

    Bosch Therm 520HN-LP (Liquid Propane) whole-house tankless water heater

    117,000 BTUs, Hydro Ignition, B-Vent exhaust Learn More

    Regular Price: $961.00

    Special Price: $799.00

    Details
  9. Bosch AquaStar 1600 H LP (Liquid Propane) Whole-House Tankless Water Heater

    Bosch AquaStar 1600 H LP (Liquid Propane)

    Bosch AquaStar 1600H-LP (Liquid Propane) whole-house tankless water heater

    117,000 BTUs, Hydro Ignition, B-Vent exhaust Learn More

    Regular Price: $961.00

    Special Price: $799.00

    Details
  10. Bosch Therm 520 HN NG (Natural Gas) Whole-House Tankless Water Heater

    Bosch Therm 520 HN NG (Natural Gas)

    Bosch Therm 520HN-NG (Natural Gas) whole-house tankless water heater

    117,000 BTUs, Hydro Ignition, B-Vent exhaust Learn More

    Regular Price: $961.00

    Special Price: $799.00

    Details

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