The Underground Square Hopper Back Inlet Socket To Spigot & Square Drain Outlet Including Grid Black 110mm is a robust and reliable solution for underground drainage systems. This high-quality component is designed to facilitate efficient water flow, preventing blockages and ensuring long-term durability. It features a back inlet socket to spigot connection, a square drain outlet for easy attachment, and includes a protective grid. The black finish not only provides corrosion resistance but also seamlessly blends with most surroundings. Ideal for professional builders or DIY enthusiasts alike, this product offers both convenience and performance in drainage applications.