The 1-1/2" Sch 40 PVC Backwater Valve from Braxton Harris is designed to prevent backflow in plumbing systems. This valve features a standard size of 1-1/2 inches, making it compatible with Sch 40 PVC piping. Constructed from high-quality PVC, it offers excellent durability and resistance to corrosion, ensuring long-lasting performance. The backwater valve is essential for protecting plumbing systems from flooding and contamination, making it ideal for residential and commercial applications. This product meets industry standards for safety and reliability, providing peace of mind for property owners.