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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.

Items 1 to 10 of 23 total

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  1. Takagi TK-110U-I (Natural Gas / Liquid Propane) Whole-House Tankless Water Heater

    Takagi TK-110U-I (Natural Gas / Liquid Propane)

    Takagi TK-110U-I (Natural Gas / Liquid Propane) Whole-House Tankless Water Heater

    140,000 BTUs and up to 167 degrees F, Electronic Ignition, Stainless Steel Exhaust, PVC Intake, Indoor Learn More

    Regular Price: $1,299.00

    Special Price: $785.00

    Details
  2. 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: $1,299.00

    Special Price: $829.00

    Details
  3. 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
  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: $1,599.00

    Special Price: $1,015.00

    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: $1,599.00

    Special Price: $1,015.00

    Details
  6. 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
  7. 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: $1,699.00

    Special Price: $1,065.00

    Details
  8. Takagi TK-310U-I (Natural Gas / Liquid Propane) Whole-House Tankless Water Heater

    Takagi TK-310U-I (Natural Gas / Liquid Propane)

    Takagi TK-310U-I (Natural Gas / Liquid Propane) Whole-House Tankless Water Heater

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

    Regular Price: $1,399.00

    Special Price: $1,099.00

    Details
  9. Takagi TK-510U-I (Natural Gas / Liquid Propane) Whole-House Tankless Water Heater

    Takagi TK-510U-I (Natural Gas / Liquid Propane)

    Takagi TK-510U-I (Natural Gas / Liquid Propane) Whole-House Tankless Water Heater

    199,000 BTUs and up to 167 degrees F, Electronic Ignition, Stainless Steel Exhaust, PVC Intake, Indoor Learn More

    Regular Price: $1,699.00

    Special Price: $1,175.00

    Details
  10. Takagi TK-240X3-NIH (Natural Gas) Whole-House Tankless Water Heater

    Takagi TK-240X3-NIH (Natural Gas)

    Takagi TK-240X3-NIH (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" NPT Gas Line, For heating potable water only Learn More

    Regular Price: $1,499.00

    Special Price: $1,245.00

    Details

Items 1 to 10 of 23 total

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