The Polypipe SWT28SG Single Branch 4in/110mm (92.5°) Double Socket with 4 Boss Shoulders is a high-quality grey PVC-U fitting designed for soil and vent systems. Its precise 92.5° angle and double socket design ensure secure, leak-free connections, while the four boss shoulders provide flexibility for multiple waste inlets. Manufactured to BS4514 and EN1329 standards, this Polypipe fitting is ideal for both domestic and commercial plumbing installations. Available now at Plumbco for reliable performance and long-lasting durability.