Proudly made in the USA, American Outdoor Grills bring elegance to your outdoor kitchen, transforming the backyard barbecue into a fine dining experience. For use with AOG built in grill heads "L" and "T" series which are installed in an enclosure which is made from combustable materials. This liner is made from 304 stainless steel. For use with "L" or "T" series grills. Cut-out Dimensions (24" Built-In) - 28 5/8" W x 9" H x 21 5/8" D x 29 5/8" W (linear flange cut).