A real lifesaver during power outages! Clean, quiet, odorless LP heater has thermostat for comfort control. No electricity required. Heats a 500 square-foot area (about a 2 1/2 car garage). 29 3/4in. x 12 1/4 x 7in. wall-mount heater has automatic safety shutoff. All metal with chrome-plated steel grid and reflector. How-to video and brackets included. AGA certified. U.S.A. Check local codes and ordinances for approved installation and usage. Blower Included: No, Clearance from Corner (in.): 30, Clearance from Rear Wall (in.): 30, Igniter: Electronic, Thermostat Included: Yes, Needs Direct Venting: No, Product Type: Radiant heat, Clearance from Side Wall (in.): 30, Dimensions L x W x H (in.): 29 3/4 x 7 x 12 1/4, Oxygen Depletion Sensor: Yes, BTU Output: 22,000, Heating Capability (sq. ft.): 500. Clearance from the ceiling: 34in. Clearance from the side: 30in. Clearance from below: 68in.