Bosch tankless gas hot water heater with a standing pilot GWH 425 PN provides continuous hot water for one major application like shower. This tankless unit has standing pilot for ignition. No electricity is required for the GWH 425 PN to operate. This water heater requires 5” B vent for its installation. In the recent years many houses got rid of the old furnace and installed a new high efficiency furnace. Since high efficiency furnace does not use B vent, now it can be used to install Bosch tankless water heater. Features ♦ Standing pilot ignition ♦ 78% average efficiency ♦ Maximum gas input - 117,000 BTU/h ♦ Endless hot water for one major application at a time ♦ Does not need electricity ♦ 5˝ double-wall type B vent ♦ Constant water temperature at varying flow rates ♦ 15-year warranty on the heat exchanger and 2 year warranty on parts. Resources ♦Brochure ♦Operating Instruction
Bosch Tankless Water Heater GWH 425 PN
GWH 425 PN Tankless Hot Water Heater Bosch
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