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.
The Wavin OsmaSoil 4S589B 110mm Bossed Pipe in Black is a PVC-U soil pipe fitting designed for use in compatible OsmaSoil soil and drainage systems. Its integrated boss connections allow compatible waste pipes to connect to the soil pipework.
Featuring a slide sleeve and slide end connection, this fitting incorporates an EPDM rubber seal to support a secure connection within the drainage system. It is suitable for plumbing and drainage installations where additional waste pipe connections are required.
The Wavin OsmaSoil 2S398B Single Socket Boss Adaptor (32mm Black) is a high-quality PVC-U fitting designed to connect 32mm waste pipes to 110mm soil stacks. Ideal for secure and leak-free plumbing applications, this reducer ensures long-term performance in domestic or commercial soil systems.