Add a stylish look to outdoor drainage with the decorative Dura Slope® Channel Drain Grate featuring the intricate Kiaro slot design. Prevents leaves and debris from entering and potentially clogging the drainage system, and is ideal for driveways, pool and patio areas, walkways, and other hardscapes. The decorative grate has an open surface area of 24.77 sq. in. per linear ft. and flow rate of 75.80 GPM per linear ft. Rated for NDS Class C Loads (up to 325 PSI) when properly installed; rated for NDS Class D loads (up to 575 PSI) and H-20 rated when properly installed with the Ductile Iron Frame (DS-200H); ADA compliant and heel-proof. The grate is made of ductile iron and will rust over time forming a protective iron-oxide patina that begins red-orange and ages to a deep, rich brown.