About This Constructed of high quality #304 stainless steel for maximum rust resistance and long life This new generation of double concentric burner rings is designed with flame jet nozzles, the innovative jet design compresses gas flow and increases pressure to make flame higher and more powerful Double round ring burner with a 1/2" NPT high-capacity inlet in the middle, Max BTU’s rated up to 296,000 The design of the three bars for both natural gas and liquid propane, if using for propane an air mixer valve must be installed and the propane tips is already set up. You can add some lava Rocks and a few Ceramic Logs to cover the burner ring in the fire pit and enjoy a nice realistic fire and ample heat on the patio on a cool evening. Overview Material : Stainless Steel Product Dimensions : 24"D x 24"W x 2"H Style : Classic Brand : Skyflame Finish Type : Polished Shape : Round Item Weight : 4 Pounds Fuel Type : Liquefied Petroleum Gas, Natural Gas Color : Jet Burner Ring Manufacturer : Skyflame