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Bosch Pro GWH-345-ESR Propane Gas Only Tankless Water Heater    Home / All Water Heaters / Hydronic Heating Supplies / 345 ESR Buy
Bosch Pro GWH-345-ESR Propane Gas Only Tankless Water Heater

Bosch Propane Gas Tankless Water Heater with Heavy Duty Heat Exchanger for use with a holding Tank

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Bosch Pro Gas Re-Circulating Tankless Water Heater - GWH 345 ESR
Click here for more info on Bosch Re-Circulating Tankless Water Heater - 95,000 btu - Liquid Propane - GWH 345 ESR L 
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Bosch Re-Circulating Tankless Water Heater - 95,000 btu - Liquid Propane - GWH 345 ESR L On Sale!
$989.00
$354.75 

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Click Zvent Z Flex 3-Inch Stainless Steel Venting   Click Zvent Z Flex 3-Inch Stainless Steel Venting


Bosch Pro GWH-345-ESR Propane Gas Tankless Water Heater

Bosch Pro GWH-345-ESR Propane Gas Tankless Water Heater Bosch GWH 345 ESR The Bosch GWH 345 ESR is a Heavy Duty Heat Exchanger Tankless Water Heater in Liquid Propane Gas.

The Bosch GWH 345 ESR durable heat exchanger specifically designed for recirculating applications through a water tank with or without a heat exchanger.

Thermostatically controlled, this heater is ideal for open loop heating applications, indirect tank loading and solar applications where a backup heat source is needed.


Bosch Pro GWH-345-ESR Gas Tankless Water Heat Specs
  • BTU Input - 23,900 to 95,000
  • Average Efficiency - 82%
  • Heating Circut Water Temp - 115° to 190°
  • Exhaust Venting - 3 Inch CAT III Stainless Steel Venting
  • Intake Venting - 3 Inch PVC, Flex Pipe or any other rigid or semi-rigid sealed pipe
  • Minimum Flow Rate - 0.5 gpm
  • Weight - 47 pounds
  • Max Flow Rate - 6 GPM
  • Dimensions - 27 1/2" h by 15 3/4" w by 11 1/2" d
  • Modulating Gas Valve - Yes

Click here to view PDF Manuals, PDF Documents, PDF Specifications on this product Bosch Pro GWH 345 ESR Gas Tankless Water Heater Manuals and Brochures - Click Here

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