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 OsmaW ABS Expansion Socket GY 40 5Z124G is a durable 40 mm grey ABS expansion socket, engineered for soil and waste plumbing systems where thermal movement requires flexible connections. Ideal for solvent‑weld pipework, this expansion socket allows for slight movement without compromising joint integrity, ensuring a secure and long‑lasting installation. Perfect for domestic and commercial plumbing projects, it provides reliable performance for professional plumbers and DIY installers alike.
The Wavin Osma Solvent 2Z104G 50mm Socket in grey is a high-quality PVC solvent weld fitting designed for secure and durable pipe connections. Ideal for 50mm drainage and waste systems, this socket ensures a reliable, leak-proof joint for professional plumbing installations.
The Wavin Osma Solvent 2Z104W 50mm Socket in White is designed for reliable connections in PVC pipe systems. Made from high-quality PVC-U, this solvent socket provides a strong, leak-proof joint when used with appropriate solvent cement. Ideal for domestic and commercial plumbing projects, it ensures quick installation and long-lasting durability. Compatible with standard 50mm PVC piping for efficient water and waste management.
The Wavin Osma HepVO Waste Running Adaptor 40mm (CV3 WH) is a hygienic, self‑sealing solution for drainage systems. Designed to prevent foul sewer gases from entering living spaces, this white HepVO adaptor ensures reliable odour control and secure waste connections for domestic and commercial plumbing installations.
The Wavin Osma SquareLine 4T810N Stopend Internal in brown is a high-quality PVC fitting designed to securely terminate square-line waste pipes. Its durable construction ensures a tight, leak-proof seal, making it ideal for both residential and commercial plumbing installations. Easy to fit and maintain, this internal stopend provides a reliable finish to your drainage system while ensuring long-lasting performance.
The Wavin Osma SquareLine 4T810B Internal Stopend (Black) provides a secure and neat finish for 100mm SquareLine gutter systems. Made from durable PVC-U with a slide-end connection, this black stopend ensures reliable water tightness and long-lasting performance for your rainwater drainage setup.
The Wavin Osma SquareLine 4T810W Internal Stopend in White is designed to neatly cap off the end of your 100mm SquareLine gutter system, ensuring a clean finish and preventing water leakage. Made from durable PVC-U, this stopend is easy to install and conforms to BS EN 607:2004 standards. Ideal for both residential and commercial applications, it provides a secure fit and is available in black, white, and brown colour options.
The Wavin Osma RoundLine OT011G External Stop End in Grey is a high-quality PVC-U fitting designed to cap the end of 68mm round downpipes in domestic and commercial rainwater systems. It provides a secure, leak-resistant seal while ensuring a neat and professional finish. Durable and weather-resistant, this external stop end simplifies installation and maintains long-lasting performance in all conditions.
The Wavin Osma RoundLine OT011N External Stop End (Brown, 112 mm) is a premium uPVC fitting designed to neatly finish the open end of a 112 mm RoundLine gutter. This external stop end provides a secure, watertight seal, helping to prevent leaks and ensuring efficient rainwater management.
Manufactured from high-quality, UV-stabilised brown uPVC, it resists weathering and discolouration for long-term performance. The push-fit Flexiclip seal system allows quick, tool-free installation while maintaining a strong, durable connection.
Perfect for domestic and light commercial roofline systems, the OT011N creates a professional finish that blends seamlessly with brown fascias and soffits.
The Wavin Osma RoundLine OT011W External Stop End 114mm – White is a high-quality PVC-U fitting designed to cap the end of RoundLine gutter runs securely. With an easy slide-fit connection and EPDM rubber sealing, it ensures leak-free performance in residential and commercial guttering systems.
The Wavin Osma RoundLine OT011B External Stop End in Black provides a secure and professional finish to 112 mm semi-round gutter systems. Made from durable PVC‑U with an EPDM seal, this external stop end ensures leak-free rainwater containment for residential and commercial guttering installations.
The Osma BS5452 40mm Universal Connector (Wavin Osma OsmaW PP Universal Connector WT 40 – Part No. 5W102W) is a versatile push‑fit waste pipe connector engineered for quick, secure jointing in above‑ground drainage and plumbing installations. Made from durable polypropylene with EPDM sealing rings, this 40 mm universal connector allows easy connections between plain‑ended pipework and compatible materials, saving time on site and cutting installation costs. Ideal for domestic and commercial plumbing projects, it offers reliable performance and compliance with BS EN waste standards.
The Wavin OsmaW PP Universal Connector WT 32 (4W102W) is a versatile polypropylene fitting designed to join different waste pipe sections seamlessly in domestic and commercial plumbing systems. Its secure push-fit connection ensures fast, leak-resistant installation, making it ideal for soil and waste applications. Fully compatible with the Wavin OsmaW waste system, this 32mm connector provides durable and reliable performance for all plumbing projects.
The Wavin Osma Solvent Overflow 21.5mm Tank Connector Bent 1E139W in White is a high-quality PVC-U fitting designed to provide a reliable connection between water tanks and overflow pipes. Its bent design allows for precise alignment and smooth water flow, preventing leaks and blockages. Suitable for domestic and commercial plumbing systems, this tank connector is durable, corrosion-resistant, and easy to install, ensuring long-lasting performance in all water management applications.
The Wavin Osma All Fit 5A830 40mm Convex Bend in White is a high-quality PVC-U fitting designed to create smooth directional changes in plumbing systems. Ideal for both domestic and commercial applications, this bend ensures leak-free connections, optimal water flow, and easy installation. Durable and corrosion-resistant, it provides long-lasting performance for efficient plumbing and drainage solutions.
The Wavin Osma RoundLine OT034B 68mm Pipe Bracket in Black is a durable PVC pipe support designed for secure fixing of round downpipes. Ideal for rainwater management, garden drainage, and domestic or commercial guttering systems, this single-screw bracket ensures stability and long-lasting performance.
The Wavin Osma RoundLine OT034W 68mm Pipe Bracket in White is a durable PVC bracket designed for secure mounting of 68mm round downpipes. Ideal for domestic rainwater systems, it offers easy installation with a single-screw lock for reliable pipe support.
The Wavin Osma RoundLine OT034G 68 mm Pipe Bracket (Grey) is a durable and easy-to-install uPVC fitting designed to securely support 68 mm RoundLine downpipes. It ensures proper alignment and stability in both domestic and light commercial rainwater systems.
Constructed from high-quality, UV-stabilised grey uPVC, the OT034G offers excellent resistance to weathering, discolouration, and impact. Its straightforward screw-fix design allows for quick installation, providing a neat, professional finish to your guttering setup.
The Wavin Osma RoundLine OT034N 68 mm Pipe Bracket (Brown) is a high-quality uPVC fitting designed to securely hold 68 mm RoundLine downpipes in place. It provides dependable support and alignment, ensuring a professional, long-lasting finish for your guttering installation.
Manufactured from durable, UV-stabilised brown uPVC, this pipe bracket offers outstanding resistance to impact, weathering, and fading. The OT034N features an easy screw-fix design for quick installation, making it ideal for both domestic and light commercial rainwater systems.
Durable Wavin Osma Roundline Pipe Bracket 68mm Anthracite Grey (T034AG) — designed to securely support 68mm round guttering systems. Made from high-quality PVC-U, this bracket ensures stable, long-lasting roofline and rainwater drainage installations, ideal for both domestic and commercial projects.