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 RoundLine OT092B 68mm x CI Connector in Black is a high-quality PVC-U fitting designed to connect 68mm round downpipes to existing cast iron pipework. Ideal for domestic and commercial rainwater systems, this connector ensures a secure, leak-proof joint while maintaining smooth water flow. Its robust, weather-resistant construction guarantees long-lasting performance and simple installation in any roof drainage system.
The Wavin Osma Squareline Stopend Outlet (4T807B) is a 100mm black PVC gutter fitting, designed to securely terminate Squareline gutters and direct rainwater into downpipes for efficient drainage.
The Wavin Osma SquareLine 4T807N Stopend Outlet in brown is designed for 114mm SquareLine gutter systems, providing an integrated outlet and end cap solution for efficient rainwater drainage. Manufactured from strong, weather-resistant PVC-U, it ensures a watertight fit and long-lasting performance. Ideal for both domestic and commercial guttering, this fitting delivers a neat, professional finish with reliable flow performance.
The Wavin Osma SquareLine 4T807W Stopend Outlet in white is a high-quality fitting designed for 114mm SquareLine gutter systems. It combines an outlet and end cap in one durable PVC-U component, allowing smooth water flow and a watertight connection. With its clean white finish and robust design, it’s ideal for both domestic and commercial guttering projects, ensuring a professional and long-lasting installation.
Durable Wavin OsmaS PVCU Strap Boss GY 82 (3S319G) provides a reliable branch connection point on 82 mm soil and waste PVC‑U pipe after installation, creating a secure access for waste discharge lines.
The Wavin Osma Trap 4V801W is a 32mm white tubular P-trap crafted from durable polypropylene (PP). Featuring a 76mm water seal and compression ring connections, it ensures effective odour prevention and secure drainage for sinks and basins with a side outlet design.
The Wavin Osma RoundLine OT161B 68mm 87.5° Bend in black is a premium PVC fitting designed to provide smooth directional changes in drainage and soil pipe systems. Its 87.5° angle ensures efficient water flow while maintaining a leak-proof connection. Suitable for domestic and commercial plumbing applications, this bend is easy to install, durable, and provides long-lasting, reliable performance.
The Wavin Osma RoundLine OT161N 68mm 87.5° Bend in brown is designed to create smooth directional changes in 68mm RoundLine downpipe systems. Made from high-quality PVC, this bend ensures reliable water flow and long-lasting durability in domestic rainwater applications. Its precise 87.5° angle allows for accurate alignment and easy installation, making it a key component for efficient gutter systems.
The Wavin Osma RoundLine OT161W 68mm 87.5° Bend in white is a high-quality PVC fitting designed for use with 68mm RoundLine downpipe systems. It allows for precise directional changes while maintaining smooth water flow in domestic rainwater systems. Engineered for easy installation and long-lasting performance, this bend offers a clean, professional finish that complements modern and traditional properties alike.
Durable Wavin Osma Roundline Pipe Bend 87.5° 68mm Grey (T161G) — designed for smooth directional changes in 68mm round guttering systems. The precision-engineered bend ensures efficient water flow and secure connections, making it ideal for roofline drainage and rainwater management in both residential and commercial installations.
The Wavin Osma RoundLine OT008B Gutter Connector in black features dual DN 110 slide end connections with a 114mm outer diameter. Designed for secure and durable connection between round gutters and cast iron pipes, this 126mm fitting ensures a reliable and weather-resistant joint.
The Wavin Osma Squareline Outlet Adaptor Square to Round 61mm White (4T837W) is a high-quality PVC‑U rainwater fitting designed to connect Squareline 61mm guttering to round downpipes. Ideal for domestic and commercial rainwater systems, this adaptor ensures a secure, leak-free transition from square to round pipework, maintaining efficient water flow and reliable drainage. The white finish provides a clean, professional appearance and integrates seamlessly with other Wavin Osma Squareline components for long-lasting performance.
The Wavin Osma Squareline Outlet Adaptor Square to Round 61mm Black (4T837B) is a durable PVC‑U rainwater fitting designed to connect Squareline 61mm gutters to round downpipes. Perfect for domestic and commercial rainwater systems, this adaptor ensures a secure, leak-free transition between square and round pipework, maintaining efficient water flow and dependable drainage. Its sleek black finish provides a discreet, professional appearance and integrates seamlessly with other Wavin Osma Squareline components for long-lasting performance.
The Wavin OsmaSoil 4S298 Drain Adaptor is designed to seamlessly connect 110mm soil pipes to 40mm or 32mm waste pipes, offering a secure and watertight fit. Constructed from durable EPDM rubber, this adaptor ensures long-lasting performance in both domestic and commercial drainage systems.
The Wavin Osma Squareline Pipe Connector & Bracket Stand Off 61mm Brown (4T824N) delivers secure and reliable connection for 61mm SquareLine downpipe systems, with integrated bracket support for wall‑mounted or stand‑off rainwater installations. Built from robust PVC‑U for long‑lasting performance in UK guttering and drainage applications.
The Wavin Osma SquareLine 4T824B Stand-Off Pipe Connector & Bracket in Black is a robust PVC-U fitting designed to provide secure support and spacing for SquareLine rainwater pipes. Ideal for domestic and commercial applications, it ensures proper pipe alignment while maintaining stability and preventing sagging. Made from durable, weather-resistant materials, this bracket simplifies installation and ensures long-lasting performance in all conditions.
The Wavin Osma SquareLine 4T806B Running Outlet in Black is a high-quality PVC-U component designed for connecting 65mm square downpipes to the SquareLine gutter system. Offering excellent flow performance and a sleek, modern appearance, this outlet ensures efficient rainwater drainage for residential and commercial roofs. Easy to install and weather-resistant, it’s ideal for creating a reliable and long-lasting gutter system that stands up to the elements.
The Wavin Osma SquareLine 4T806N Running Outlet in brown is a durable, high-capacity fitting designed to connect 100mm square gutters to 68mm round downpipes. Ideal for modern and traditional rooflines, this PVC outlet ensures smooth water flow and reliable performance in rainwater drainage systems.
The Wavin Osma SquareLine 4T806W Running Outlet in White is a high-quality PVC-U fitting designed for efficient water flow from gutters and rainwater systems. Ideal for both domestic and commercial applications, this running outlet ensures a secure, leak-free connection. Easy to install and built to last, it provides reliable drainage performance and long-term durability for all SquareLine gutter systems.
Durable Wavin OsmaS PP All Fit Spig Bend 90° WT 50 (2S356W) — high‑quality 50 mm polypropylene drainage bend engineered for reliable 90° directional changes in soil, waste and vent pipework. Designed for fast, secure installation with OsmaS All Fit systems, ideal for above‑ground drainage, commercial and domestic plumbing projects.