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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. Takagi-T-H3S-DV-N (Natural Gas) Whole-House Tankless Water Heater

    Takagi-T-H3S-DV-N (Natural Gas)

    Takagi-T-H3S-DV-N (Natural Gas) 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: $1,199.00

    Special Price: $1,045.00

    Details
  2. 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: $1,229.00

    Special Price: $995.00

    Details
  3. 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: $1,229.00

    Special Price: $995.00

    Details
  4. 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: $1,099.00

    Special Price: $994.00

    Details
  5. Takagi-T-H3J-DV-N (Natural Gas) Whole-House Tankless Water Heater

    Takagi-T-H3J-DV-N (Natural Gas)

    Takagi-T-H3J-DV-N (Natural Gas) 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: $1,099.00

    Special Price: $994.00

    Details
  6. Takagi T-H3M-DV-N (Natural Gas) Whole-House Tankless Water Heater

    Takagi T H3M DV N (Natural Gas)

    Takagi T-H3M-DV-N (Natural Gas) 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: $899.00

    Special Price: $779.00

    Details
  7. 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: $899.00

    Special Price: $779.00

    Details
  8. Takagi T-K4-OS-N (Natural Gas) Whole-House Outdoor Tankless Water Heater

    Takagi T K4 OS N (Natural Gas)

    Takagi T-K4-OS-N (Natural Gas) Whole-House Outdoor Tankless Water Heater

    190,000 BTUs and up to 167 degrees F, Electronic Ignition, Outdoor Learn More

    Regular Price: $899.00

    Special Price: $775.00

    Details
  9. Takagi T-K4-IN-P (Liquid Propane) Whole-House Tankless Water Heater

    Takagi T K4 IN P (Liquid Propane)

    Takagi T-K4-IN-P (Liquid Propane) Whole-House Tankless Water Heater

    190,000 BTUs and up to 167 degrees F, Electronic Ignition, Stainless Steel Exhaust, Indoor Learn More

    Regular Price: $899.00

    Special Price: $775.00

    Details
  10. Takagi T-K4-OS-L (Liquid Propane)) Whole-House Outdoor Tankless Water Heater

    Takagi T K4 OS L (Liquid Propane)

    Takagi T-K4-OS-L (Liquid Propane)) Whole-House Outdoor Tankless Water Heater

    190,000 BTUs and up to 167 degrees F, Electronic Ignition, Outdoor Learn More

    Regular Price: $899.00

    Special Price: $775.00

    Details

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