Product Type Portable Gas Radiant Can Heaters Fuel Type Natural Gas Heating Capacity Output 250 000 BtuH Heating Area 5 900 sq ft Ignition Type Continuous Spark Ignition Power Source Battery Overall Height 44 3/8 in Overall Width 14 3/4 in Overall Depth 14 3/4 in Safety Features Large Sturdy Base Prevents Tipping Air Temperature Rise 150 Degrees F Features Flame Safety System Included Low Pressure Regulator For Use Indoors/Outdoors Indoor/Outdoor Fuel Consumption 250 cfh