NDS 8382 Sand Plastic Micro Channel Drain 90 Degree Elbow and Integrated Grate. Connects to the Micro Channel Drain to drain light flows of surface water from around pools and spas, concrete and paver patios, and walkways. Helps prevent growth of slippery mildew, deck stains, and costly water damage. The Micro Channel Drain 90° Elbow and Grate come as one integrated part for easy installation. Recessed grate has openings parallel to the channel length. Made of polyvinyl chloride (PVC) treated with UV inhibitors. Micro Channels are part of the NDS Profile Channel series. Hassle-free limited lifetime warranty guarantees the NDS product is free from defects—or we’ll replace it.