Fernco Storm Drain End Cap is designed for use with storm drain channels and grates, this end cap provides a secure and effective way to cap off the end of your drainage system. Measuring 39.5 inches in length, it can handle significant amounts of water runoff, making it ideal for a variety of applications such as driveways, patios, swimming pools, sports courts, gardens, and walkways. The end cap is easy to install, with grates that simply clip in place, and features a bottom outlet that can accommodate both 3-inch and 4-inch sewer and drain pipes. Made from lightweight, UV-inhibited material, this end cap is built to withstand the elements and is rated for 5 tons, ensuring long-lasting performance.