Detail: The Mesa outdoor fire pit collection features a 1 piece aluminum frame with a textured, stone-look top. A contemporary, nature-inspired design that is available in a round or rectangular shape. Features durable cast aluminum, North American brand powder-coat paint, 304 stainless steel burner with thermocouple & matching cast aluminum burner cover. Dual fuel enabled: for use with liquid propane or natural gas (conversion kit required.) & 2 Fire Glass options. Tested in Canada & USA as an outdoor gas appliance. 50" x 32" Outdoor Fire Pit: 60,000 BTU. Listed to ANSI Z21.97-2014/CSA 2.41-2014. Fits a 20 lbs vertical propane tank inside the frame.