The HeatStar HS4000NG/LP direct fired heater features a high output of 400,000 BTU/hr, drawing in cold air to create clean and reliable heat. This dual fuel heater uses natural gas or propane, with a simple gas valve switch to change duel, with a safety lock to keep the valve in a fixed position. The 20 In. duct makes the heater ductable up to 50 Ft., providing warm air where it’s needed. Or, the heater can be placed in the space to be heated, with ducting from the exhaust leading outside, lessening heat loss over time.
  • Provides 400,000 BTU/hr of heat
  • Runs on natural gas or two 100 Lb. propane tanks
  • 20 In. duct is ductable up to 50 Ft.
  • Equipped with heavy duty 10 In. pneumatic wheels
  • Ventilation only mode for running fan while heat is off
  • Clean burn with very low CO and NOx
  • Internal onboard diagnostics to monitor heat
  • Powerful fans ensure high static pressure
  • Compatible with optional accessories like thermostat, duct adapters, and chimney kit

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