The Uniflame Stainless Steel Propane Outdoor Heater is the perfect way to make it comfortable to have warm year-round fun outdoors. Heats up to a 10-foot circle for small to medium-size gatherings on a deck or patio. ODS (oxygen depletion sensor) system shuts off the heater in low-oxygen conditions. Safety tilt switch turns off the heater should the unit tip over. Pilot with Piezo ignition for easy lighting. Weather-resistant design offers years of use. Outputs 11,000 BTUs. CSA certified to assure safety. Dimensions: 14"L x 20.5"W x 39"H. Weight: 18.1 lbs.