Bosch Therm 520 VS Bosch PowerStar AE7.2 VS Takagi T-KJr2-OS-NG VS Eccotemp FVI-12-LP VS Westinghouse WGRTLP199 Tankless Water Heater

Bosch Therm 520 HN NG (Natural Gas) Whole-House Tankless Water Heater

Bosch Therm 520 HN NG (Natural Gas) Whole-House Tankless Water HeaterThe Therm 520 HN incorporates an evolutionary hydro-power ignition system which allows this tankless water heater to work without a standing pilot, grid connection or battery! A small turbine inside the water heater uses the energy from the flowing water to ignite the burner. The modulating gas valve then maintains a constant temperature at varying flow rates. This innovative technology, patented by Bosch, makes this an ideal product for installations without access to electricity or regions prone to inclement weather and power outages.

Bosch Therm 520 HN NG (Natural Gas) Whole-House Tankless Water Heater Features

  • 117,000 max input (BTU)
  • 80% thermal efficiency
  • Patented Hydro-power ignition requires no electricity
  • Endless hot water for up to 2 applications at a time
  • Vents with galvanized B vent – natural draf

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