The Renaissance Cooking Systems - The Insulating Liner for RJCSSB / RJCSSBL The RCS stainless steel grill liner jackets helps protect your outdoor kitchen from the high heat your grill produces. Custom made to fit RCS grills, each grill insulating jacket features durable double-lined 304 stainless steel construction for maximum strength and protection. Fits: RJCSSB & RJCSSBL Side Burners Only Cut Out: 12 7/8" Wide x 22 1/8" Deep x 9 5/8" High