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Clearance Heaters

Pro Water Heater Supply is pleased to offer prior models of Bosch Tankless Water Heaters in Gas and Propane. These heaters are all brand new and carry the full Bosch Warranty! There are some exceptional values here and quantities are limited.

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  1. Bosch ProTankless 425 HN LP (Liquid Propane) Whole-House Tankless Water Heater

    Bosch ProTankless 425 HN LP (Liquid Propane)

    Bosch ProTankless 425HN-LP (Liquid Propane) whole-house tankless water heater

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

    Regular Price: $1,999.00

    Special Price: $1,799.00

    Details
  2. Bosch ProTankless 425 HN NG (Natural Gas) Whole-House Tankless Water Heater

    Bosch ProTankless 425 HN NG (Natural Gas)

    Bosch ProTankless 425HN-NG (Natural Gas) whole-house tankless water heater

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

    Regular Price: $1,999.00

    Special Price: $1,799.00

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

    USED Bosch Therm 520 HN NG (Natural Gas)

    PREVIOUSLY INSTALLED (BUT NOT USED) Bosch Therm 520HN-NG (Natural Gas) whole-house tankless water heater

    117,000 BTUs, Hydro Ignition, 5" B-Vent Exhaust
    NOT FOR SALE IN CALIFORNIA Learn More

    Regular Price: $1,999.00

    Special Price: $1,749.00

    Details
  4. Bosch ProTankless 425 EF LP (Liquid Propane) Whole-House Tankless Water Heater

    Bosch ProTankless 425 EF LP (Liquid Propane)

    Bosch ProTankless 425EF-LP (Liquid Propane) whole-house tankless water heater

    130,000 BTUs, Electronic Ignition, Side-Wall Vent Only Learn More

    Regular Price: $1,799.00

    Special Price: $1,599.00

    Details
  5. Bosch Protankless 450 ESR NG (Natural Gas) 120,000 BTU Recirculating Water Heater

    Bosch ProTankless 450 ESR NG (Natural Gas)

    Bosch Protankless 450 ESR-NG (Natural Gas)

    120,000 BTU Tankless Recirculating Water Heater Learn More

    Regular Price: $3,295.00

    Special Price: $695.00

    Details
  6. Bosch Therm Vertical Vent Kit (ES VVT) Steep

    Bosch Therm Vertical Vent Kit (ES VVT) Steep

    Bosch Therm Vertical Vent Kit (ES VVT) Steep

    Stainless Steel Vertical Vent Kit for Steep Roofs Learn More

    Regular Price: $294.00

    Special Price: $219.00

    Details
  7. Bosch Therm Horizontal Vent Kit (AQ5EF) for Bosch Therm 660EF Tankless Water Heaters

    Bosch Therm Horizontal Vent Kit (AQ5EF)

    Bosch Therm Horizontal Vent Kit (AQ5EF)

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

    Regular Price: $249.95

    Special Price: $209.95

    Details
  8. Bosch Therm Vertical Vent Kit (ES VVT)

    Bosch Therm Vertical Vent Kit (ES VVT)

    Bosch Therm Vertical Vent Kit (ES VVT)

    Stainless Steel Vertical Vent Kit Learn More

    Regular Price: $294.00

    Special Price: $209.00

    Details
  9. Bosch AquaStar Horizontal Vent Kit (AQ3ES)

    Bosch Therm Horizontal Vent Kit (AQ3ES)

    Bosch AquaStar Horizontal Vent Kit (AQ3ES)

    Stainless Steel Side Wall Vent Kit Learn More

    Regular Price: $287.00

    Special Price: $189.00

    Details
  10. Bosch 5" Type B Vertical Vent Kit (H/P VVT)

    Bosch 5" Type B Vertical Vent Kit (H/P VVT)

    Bosch Vertical Vent Kit (H/P VVT)

    5" Type B, Galvanized Vertical Vent Kit Learn More

    Regular Price: $109.95

    Special Price: $99.95

    Details

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