Product Type Portable Gas Radiant Can Heaters Fuel Type Propane Heating Capacity Output 125 000 BtuH Heating Area 2 900 sq ft Minimum Cylinder Size 100 lb Ignition Type Matchless Piezo Ignition Power Source Manual Overall Height 30 in Overall Width 16 3/8 in Overall Depth 16 3/8 in Safety Features Large Sturdy Base Prevents Tipping Air Temperature Rise 150 Degrees F Features Flame Safety System Included Hose Regulator Assembly For Use Indoors/Outdoors Indoor/Outdoor