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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 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: $1,799.00

    Details
  2. 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: $1,699.00

    Details
  3. 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: $1,525.00

    Details
  4. Takagi TK-540X3-PIH (Liquid Propane) Whole-House Tankless Water Heater

    Takagi TK-540X3-PIH (Liquid Propane)

    Takagi TK-540X3-PIH (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, 3/4" NPT Gas Line, For heating potable water only Learn More

    Regular Price: $1,699.00

    Special Price: $1,495.00

    Details
  5. Takagi T-H3-DV-P (Liquid Propane) Whole-House Tankless Water Heater

    Takagi T-H3-DV-P (Liquid Propane)

    Takagi T-H3-DV-P (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, 3/4" NPT Gas Line, Heating Applications, Recirculation, Glycol Learn More

    Regular Price: $1,999.00

    Special Price: $1,395.00

    Details
  6. Takagi TK-340X3-PIH (Liquid Propane) Whole-House Tankless Water Heater

    Takagi TK-340X3-PIH (Liquid Propane)

    Takagi TK-340X3-PIH (Liquid Propane) Tankless Water Heater with Secondary Condensing Heat Exchanger

    180,000 BTUs and up to 140 degrees F, Electronic Ignition, PVC Exhaust, Energy Star, 3/4" NPT Gas Line, For heating potable water only Learn More

    Regular Price: $1,599.00

    Special Price: $1,395.00

    Details
  7. Takagi TK-240X3-PIH (Liquid Propane) Whole-House Tankless Water Heater

    Takagi TK-240X3-PIH (Liquid Propane)

    Takagi TK-240X3-PIH (Liquid Propane) Tankless Water Heater with Secondary Condensing Heat Exchanger

    160,000 BTUs and up to 140 degrees F, Electronic Ignition, PVC Exhaust, Energy Star, 3/4" NPT Gas Line, For heating potable water only Learn More

    Regular Price: $1,499.00

    Special Price: $1,245.00

    Details
  8. Takagi T-H3S-DV-P (Liquid Propane) Whole-House Tankless Water Heater

    Takagi T-H3S-DV-P (Liquid Propane)

    Takagi T-H3S-DV-P (Liquid Propane) Tankless Water Heater with Secondary Condensing Heat Exchanger

    180,000 BTUs and up to 140 degrees F, Electronic Ignition, PVC Exhaust, Energy Star, 3/4" NPT Gas Line, Heating Applications, Recirculation, Glycol Learn More

    Regular Price: $1,699.00

    Special Price: $1,065.00

    Details
  9. Takagi T-H3J-DV-P (Liquid Propane) Whole-House Tankless Water Heater

    Takagi T-H3J-DV-P (Liquid Propane)

    Takagi T-H3J-DV-P (Liquid Propane) Tankless Water Heater with Secondary Condensing Heat Exchanger

    160,000 BTUs and up to 140 degrees F, Electronic Ignition, PVC Exhaust, Energy Star, 3/4" Gas Line, Heating Applications, Recirculation, Glycol Learn More

    Regular Price: $1,599.00

    Special Price: $1,015.00

    Details
  10. Takagi T-H3M-DV-P (Liquid Propane) Whole-House Tankless Water Heater

    Takagi T-H3M-DV-P (Liquid Propane)

    Takagi T-H3M-DV-P (Liquid Propane) Tankless Water Heater with Secondary Condensing Heat Exchanger

    120,000 BTUs and up to 140 degrees F, Electronic Ignition, PVC Exhaust, Indoor, Energy Star, 1/2" Gas Line, Heating Applications, Recirculation, Glycol Learn More

    Regular Price: $1,299.00

    Special Price: $829.00

    Details

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