Heatstar 20,000 BTU Vent Free Blue Flame Natural Gas Heater with Thermostat and Blower

Estimated Arrival: Between and . (To All Contiguous States)

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This Blue Flame 20,000 BTU Natural Gas Vent Free heater is the perfect supplemental heating solution even on the coldest days. This heater is conveniently equipped with a thermostat for superior control of the temperature in your space. Also, with a battery-powered electronic ignition, starting it is a breeze - battery included. This unit can be permanently mounted to the wall or securely fastened to the floor, including mounting brackets and fasteners. A clean-burning blue flame tube burner uses the natural convection of the burn to circulate warm comfortable air. With a factory standard Oxygen Depletion Sensor (ODS), rest assured this heater will provide you with years of comfortable and safe heat.



  • Legs and wall mounting hardware included
  • Blue Flame Heater
  • Heats up to 700 sqft
  • For use with Natural Gas
  • Automatic low oxygen shut-off system (ODS)



Heating Area  700 sq. ft
Thermostat Optional Included
Fuel Type Natural Gas
Burner Type Blue Flame
Blower/Fan No
Air Volume(CFM) 18.5
Ignition Electronic
Clearance to Combustibles: Horizontal Above 36in; Below 36in; Side 10in
Mounting Height Range Suggested 36in from Floor for Accessibility
Mounting Options Wall-Mount and Feet Kits Included
Item Length 23.5in
Item Width 12.5in
Item Height 27.25in
Item Weight 30lbs
Warranty 5 Year Limited



WARNING: This product can expose you to chemicals including Crystalline Silica, which is known to the State of California to cause cancer. For more information, go to CA Prop 65 Warning