Char-Broil Signature TRU-Infrared 325 2-Burner Cabinet Liquid Propane Gas Grill 325 square inches of primary cooking over porcelain-coated cast iron grates 120 square inch porcelain-coated swing-a-way rack for warming Two top-ported 443 stainless steel tube burners for lasting performance and better temperature control Surefire Electronic ignition system offers a reliable spark at every burner Folding side shelves for added workspace and easy storage Easily converts from liquid propane(lp) to natural gas(ng) with natural gas conversion kit (sold separately) Main Burner BTU is 18000