Plumbco offers the full range of Wavin Osma products, including RoundLine and SquareLine gutter systems, brackets, outlets, stopends, and gutter angles. Renowned for their high-quality PVC-U construction and reliable performance, Wavin Osma fittings provide durable, efficient solutions for domestic and commercial rainwater management. Explore our selection for seamless installation, long-lasting durability, and a professional finish across all roofing and drainage projects.
The Wavin Osma Squareline Drain Adaptor Square to Round 61mm Black (4T836B) is a high-quality PVC‑U rainwater fitting designed to connect Squareline 61mm gutters to round drainage pipes. Ideal for domestic and commercial installations, this adaptor ensures a secure, leak-free transition from square to round pipework, supporting efficient water flow and reliable drainage. The black finish blends seamlessly with external gutters and downpipes, offering a neat, professional appearance and long-lasting performance within Wavin Osma Squareline systems.
The Wavin Osma SquareLine 4T824W Stand Off Pipe Connector & Bracket in White is a durable PVC-U fitting designed for securely connecting SquareLine downpipes to walls. It provides a reliable stand-off bracket system that ensures stable pipe alignment and efficient rainwater flow. Ideal for both domestic and commercial guttering installations, this high-quality fitting is easy to install, resistant to weathering, and built to maintain long-lasting performance in rainwater management systems.
The Wavin OsmaSoil 3S302B Balloon Grating 82mm in Black is a robust PVC-U drain cover designed to prevent debris, leaves, and pests from entering soil and ventilation pipes. Ideal for domestic and commercial drainage systems, it ensures smooth airflow and water passage while reducing blockages. Built from durable, weather-resistant materials, this grating offers long-lasting protection and quick, secure installation.
The Wavin OsmaSoil 3S302G Balloon Grating 82mm in Grey is a high-quality PVC-U component designed for soil and waste drainage systems. Its robust construction provides effective protection against debris while maintaining smooth water flow. Ideal for both domestic and commercial applications, this balloon grating is easy to install and ensures long-lasting, reliable performance in all plumbing setups.
Premium Wavin OsmaS PVCU Boss Adaptor 90° GY 50 (2S360G) – a reliable 50 mm right‑angle plumbing adaptor for soil, waste and drainage systems. Designed for efficient 90° directional changes in PVC‑U pipework, this boss adaptor ensures secure ring‑seal connections and smooth flow in above‑ground installations. Ideal for commercial and domestic plumbing applications.
The Wavin Osma DeepLine 9T909B Gutter Union in Black is designed to securely join two 113mm DeepLine gutter sections, ensuring a continuous and leak-free rainwater system. Made from durable PVC-U, this union features expansion markings to accommodate thermal movement, maintaining the integrity of the gutter system. Ideal for domestic applications, it supports roof areas up to 299m² with a single downpipe.
The Wavin Osma DeepLine 9T909W Gutter Union (White, 113mm) is a high-quality uPVC fitting designed to join two lengths of 113mm DeepLine gutter, ensuring a secure and watertight connection. This union is part of the DeepLine semi-elliptical profiled gutter system, which offers a compact, high-capacity solution for domestic rainwater drainage.
The Wavin Osma Deepline Gutter Union 113mm Brown (9T909N) is a high-quality connector for joining two sections of Deepline guttering. Designed to ensure a secure, watertight fit, it prevents leaks and maintains proper gutter alignment for reliable rainwater management.
Ideal for both domestic and commercial installations, this gutter union is manufactured to Wavin’s high standards, providing a durable and simple solution for repairs or new guttering systems.
The Wavin Osma Deepline Gutter Union 113mm Grey (9T909G) is designed to securely join two sections of Deepline guttering, ensuring a reliable and watertight connection. Ideal for both repairs and new installations, it helps maintain correct gutter alignment and effective rainwater flow.
Manufactured to Wavin’s high standards, this gutter union offers long-lasting durability and a neat finish for domestic and commercial guttering systems.
The Wavin Osma Deepline Gutter Union 113mm Anthracite Grey (9T909AG) is a high-quality connector designed to join two sections of Deepline guttering securely. It provides a reliable, watertight seal that helps prevent leaks and ensures effective rainwater flow.
Suitable for domestic and commercial guttering installations, this gutter union maintains correct alignment and a clean finish. Manufactured to Wavin’s exacting standards, it offers a durable and dependable solution for new installations or gutter repairs.
The Wavin Osma Squareline 61mm Brown Offset Bend Spigot (4T826N) offers a reliable PVC-U solution for redirecting downpipes. Perfect for neat, durable rainwater drainage in UK homes.
The Wavin Osma SquareLine 4T826B Offset Bend Spigot in Black is engineered for precise directional changes in 100mm SquareLine gutter systems. Made from high-quality PVC-U, this bend spigot offers durability, weather resistance, and a secure fit. Ideal for residential and commercial rainwater management, it simplifies installation while ensuring reliable water flow. Compatible with standard SquareLine components.
The Wavin Osma Squareline 61mm White Offset Bend Spigot (4T826W) provides a durable PVC-U solution for redirecting Squareline downpipes. Ideal for clean, reliable rainwater drainage in UK homes.
The Wavin Osma Waste 2M163W 50mm 45° Bend in White is a high-quality PVC-U fitting designed for efficient changes of direction in domestic and commercial waste pipe systems. Ideal for sinks, basins, and drainage applications, this bend ensures secure, leak-proof connections while maintaining smooth water flow. Made from durable, corrosion-resistant material, it provides long-lasting performance and simple installation, making it a reliable solution for efficient plumbing systems.
The Wavin Osma StormLine 8T851B External Stopend R/H in Black is a premium PVC-U fitting designed for stormwater gutter systems. It provides a secure, leak-free seal at the end of rainwater gutters, suitable for both domestic and commercial applications. Built for durability and easy installation, this stopend ensures efficient water flow and long-lasting performance in all guttering setups.
The Wavin OsmaW PP Straight Tank Connector WT 40 5Z185W is a durable 40 mm polypropylene tank connector designed for reliable plumbing and waste systems. Engineered for straightforward installation on cisterns, tanks or drainage outlets, this straight connector ensures a secure connection with its high‑quality EPDM seal, ideal for domestic and commercial plumbing projects. Compatible with standard 40 mm soil and waste pipework, this Wavin Osma fitting delivers trusted performance and long‑lasting reliability for plumbers, builders and DIY installers alike.
The Wavin OsmaW 50mm ABS Tee 90° (2Z190B) is a robust black waste pipe fitting for branching 50mm waste systems. Made from high-quality ABS, it delivers excellent durability and chemical resistance for professional plumbing installations.
The Wavin Osma Solvent 2Z190G 50mm Tee 87.5° in Grey is a high-quality PVC-U fitting designed to join three pipes at precise angles in domestic and commercial plumbing systems. Ideal for soil, waste, and drainage applications, this solvent-weld tee ensures a secure, leak-resistant connection. Compatible with standard 50mm PVC piping, it provides long-lasting performance and smooth water flow for efficient plumbing installations.
The Wavin Osma Solvent 2Z190W 50mm Tee 87.5° in White is a high-quality PVC-U fitting designed to join three pipes at precise angles in domestic and commercial plumbing systems. Ideal for soil, waste, and drainage applications, this solvent-weld tee ensures a secure, leak-proof connection. Easy to install and compatible with standard 50mm PVC piping, it delivers reliable performance and long-lasting durability.
The Wavin Osma RoundLine OT026B 68mm Offset Spigot Bend in Black is a high-quality PVC-U fitting designed to create smooth directional changes in round downpipe systems. Ideal for domestic and commercial rainwater systems, this spigot bend provides a secure, leak-proof connection while maintaining efficient water flow. Its durable, weather-resistant construction ensures long-lasting performance and simplified installation.