Blue Flame 30,000 Btu Natural Gas Vent Free Heater 30,000 Btu Per Hour For Use With Natural Gas Heats Up To 750 Sq. Btu Per Hour 30,000 Heating Area (Sq Ft) 750 Tank Capacity (Min) No Run Time (Hrs At Max Btu) No Run Time (Hrs At Min Btu) No Fuel Consumption/Burn Rate (Gal/Hr). Not For Use In Bathrooms, Bedrooms, Or Recreational Vehicles. 4,500Ft High Altitude Restriction.Propane Cylinder Must Remain Outdoors. Use Supplemental Heat In Cold Rooms, Additions, Sun Rooms, Cabins Thermostat Yes Safety Tip-Over Switch No Fuel Type Natural Gas Heat Type Blue Flame Oxygen Depletion Sensor (Ods) Yes High Limit Safety Shut-Off (Hls) Yes Indoor Safe Yes Ignition Electronic Hose & Regulator Included No. The item "Mr Heater F299731 lue Flame 30000 Btu Natural Gas Vent Free Heater" is in sale since Tuesday, November 17, 2020. This item is in the category "Home & Garden\Home Improvement\Heating, Cooling & Air\Heating & Cooling Appliances\Space Heaters". The seller is "deffaudio" and is located in Erie, Pennsylvania. This item can be shipped to United States.