Elevate the look of the trench drain with the stylish Kiaro slot design drain grate. Grate design features linear openings with solid bars to block leaves and debris. The drain cover has an open surface area of 106.0 sq. in. per meter and 324.7 GPM flow rate. Rated for NDS Class D loads when properly installed. Grate is ADA compliant and heel proof. Two half-meter (19.69 in.) grates will cover one BG-FILCOTEN 200 8 in. trench drain. Iron grates are painted black to inhibit rust. Over time, it will form a protective iron-oxide patina.