Guard your drainage system against infiltrating leaves and debris that can clog drain pipes with a durable drain grate. The 8 in. Pro Series™ Channel Drain Grate works with the 8 in. Pro Series Channel Drain to collect and convey heavy flows of surface water from driveways, concrete and paver patios, courtyards, walkways, and sports facilities. Made of light gray polyethylene treated with UV inhibitors.