Napoleon BIM605RBI Mirage 605 Built-In Natural Gas Grill with Infrared Rear Burner 3-Stainless steel burners, 1-infrared bottom burner and 1-infrared rear burner for 79,500 BTUs 843 square inch of total cooking area Stainless steel grids, lid and control panel for durability Available in both propane and natural gas Presidents limited lifetime warranty