Product Type Portable Gas Radiant Can Heaters Fuel Type Natural Gas Heating Capacity Output 100 000 BtuH Heating Area 2 900 sq ft Ignition Type Matchless Piezo Ignition Power Source Manual Overall Height 29 7/8 in Overall Width 16 3/8 in Overall Depth 16 3/8 in Safety Features Fuel Shut-off Device Features Fuel Shut-off Device No Electricity Required One Hand Piezo Ignition Safety Tip Switch Variable BTUs For Use Outdoors Indoor/Outdoor Fuel Consumption 104 cfh Heater Style Can