The Sunstone Grill Ruby Series (Ruby5BIR-NG) 42-inch 5-burner built-in gas grill features all 304-grade stainless steel construction, seamless edging, and modern styling. The Sunstone Ruby5BIR-NG features Sunstone's exclusive Thermal-Heat Searing Grid, which works to insulate the heat from the lower burner at the cooking surface. This allows the grill to easily reach 700 Degrees within 2-4 minutes with the hood up, and up to 800 Degrees with the hood down. The Sunstone Grill Ruby5BIR-NG comes with five(5) 304-grade, 11-gauge stainless steel fabricated I-Burners with 75,000 BTU's that are equipped with a flame thrower ignition. One of the most interesting features of the Sunstone Ruby5IR-NG is the 15,000 BTU infrared rear backburner with an industry-first to accept two(2) rotisserie kits, most grills only allow for one. A single rotisserie kit for the Ruby5IR is included with the purchase of the grill, more can be purchased separately. The control panel of the Ruby5BIR-NG features LED accented lighting making night time grilling fun and inviting. The cooking grates on the Ruby5B Sunstone Grill are constructed of 304-grade stainless steel and feature a variable Rod Spacing, perfect for cooking different types of food on your Sunstone Gas Grill.