Drainage doesn't have to be drab when you can spruce up your outdoor space with a decorative drain grate. The Mini Channel Drain Grate features openings in a stylish and functional wave design. Use with the Mini Channel, part of the NDS Profile Series Channel, to drain light flows from pool areas, concrete & paver patios, tennis courts, walkways, & driveways and prevent leaves and debris from entering and clogging the drainage system. Drain grate, or drain cover, is made of polypropylene, a type of plastic, with open surface area of 4.1 sq. in./ft. and 13 GPM/ft. flow rate.Channel drains, also called trench drains, are long, narrow drains used for surface drainage of hardscapes. As part of a complete drainage system, channel drains collect and convey water to drain pipes, which carry it downstream to discharge with a pop-up emitter, or to percolate into the ground with a dry well or infiltration trench. NDS channel and trench drains are designed for durability, drainage, and performance, and are a proven alternative to traditional concrete drains.Founded in 1972, NDS is the leader in stormwater management solutions, the preferred choice of professionals, and largest supplier of channel drains in North America. Our commitment is to provide proven products, tools, and expert support to help you get the job done right. Color: Sand.