Polypipe System 2000 Soil 4" 32mm Single Socket Boss Pipe - Solvent Grey

The Polypipe BP421SG Single Boss Pipe 4in/110mm with a 32mm single socket is a durable PVC-U fitting designed for reliable connections in soil, waste, and vent systems. Ideal for domestic and commercial plumbing applications, this boss pipe ensures leak-free performance and smooth flow. Easy to install and compatible with standard pipework, the BP421SG provides a secure and long-lasting solution for professional plumbing projects. Available at Plumbco.