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 StormLine 8T808B Stop End Outlet RH in Black is a high-quality PVC-U fitting designed to cap the end of a StormLine gutter while providing a right-hand outlet for rainwater drainage. Ideal for domestic and commercial rainwater systems, it ensures a secure, leak-resistant connection and smooth water flow. Its robust, weather-resistant construction guarantees long-lasting performance and easy installation for reliable roof drainage.
The Wavin Osma StormLine 8T850B Internal Stop End RH in Black is a premium PVC-U fitting designed to close the end of a StormLine gutter internally while providing a right-hand outlet for rainwater flow. Perfect for domestic and commercial rainwater systems, it ensures secure, leak-resistant connections and efficient water drainage. Built from weather-resistant materials, this stop end offers long-lasting durability and simplifies gutter installation or maintenance.
The Wavin Osma StormLine 8T807B Stop End Outlet LH in Black is a high-quality PVC-U fitting designed to cap the end of a StormLine gutter while providing a left-hand outlet for efficient rainwater drainage. Suitable for domestic and commercial rainwater systems, it ensures a secure, leak-resistant connection and smooth water flow. Constructed from durable, weather-resistant materials, this stop end guarantees long-lasting performance and simple installation for reliable roof drainage.
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 Trap 5V468W 40mm 75mm W/Seal Sink Trap in White is a high-quality PVC-U fitting designed for domestic sinks and basin installations. The 75mm water seal prevents foul odours from escaping the drainage system while ensuring smooth and efficient water flow. Durable and corrosion-resistant, this trap provides a secure, leak-proof connection and simple installation, making it ideal for reliable plumbing solutions in both domestic and commercial settings.
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 4S490G Branch in Grey is a high-quality PVC-U fitting designed to connect multiple soil and waste pipes in domestic and commercial drainage systems. Its robust construction ensures a secure, leak-resistant joint while maintaining smooth water flow. Ideal for both vertical and horizontal pipe runs, this branch fitting offers long-lasting performance, simple installation, and reliable efficiency for all plumbing applications.
The Wavin Osma SquareLine 4T809W Gutter Union in White is a premium PVC-U fitting designed to securely connect two sections of SquareLine guttering. Ideal for both new installations and repairs, it ensures a watertight, reliable joint that prevents leaks and enhances drainage efficiency. Its durable, UV-resistant finish maintains a clean, modern appearance while withstanding harsh weather conditions. Easy to fit and long-lasting, it’s a trusted choice for professional gutter systems.
The Wavin Osma SquareLine 4T811B Stopend External in Black is a high-quality PVC-U fitting designed to cap the external end of SquareLine gutters. Perfect for both domestic and commercial rainwater systems, it ensures a secure, leak-proof finish while protecting roofline edges from water damage. Made from durable, weather-resistant materials, this stopend provides long-lasting performance and straightforward installation for a neat and reliable guttering solution.
The Wavin Osma SquareLine 4T818W Adaptor to RoundLine in White is a premium PVC-U fitting designed to seamlessly join SquareLine gutters with RoundLine downpipes. Ideal for domestic and commercial rainwater systems, this adaptor ensures secure, leak-proof connections while maintaining efficient water flow. Its durable, UV-resistant construction guarantees long-lasting performance and simple installation, making it a reliable choice for versatile guttering solutions.
The Wavin OsmaSoil 3S161G S/S Bend 87.5° 82mm in Grey is a high-quality PVC-U fitting designed for smooth directional changes in soil and waste pipe systems. Ideal for both domestic and commercial plumbing applications, this bend ensures a secure, leak-proof joint while maintaining optimal water flow. Constructed from durable, corrosion-resistant material, it delivers long-lasting performance and straightforward installation, providing reliable solutions for efficient drainage systems.
The Wavin Osma RoundLine 0T033G 68mm Pipe or Socket Bracket in Grey is a reliable PVC-U accessory designed to support and secure RoundLine pipes to walls or structures. Ideal for domestic and commercial rainwater systems, this bracket ensures stable alignment and prevents pipe movement, maintaining efficient drainage. Built from durable, weather-resistant material, it offers long-lasting performance and quick, easy installation for a neat and secure guttering system.
The Wavin Osma RoundLine 0T149B Rainwater Adaptor 68mm x 110mm in Black is a high-quality PVC-U fitting designed to connect smaller RoundLine gutter pipes to larger drainage systems. Perfect for domestic and commercial rainwater management, this adaptor ensures secure, leak-proof connections and smooth water flow. Made from durable, weather-resistant material, it offers long-lasting performance and simple installation for efficient roof drainage.
The Wavin OsmaSoil 4S391 Silicone Lubricant 50g Tube is specially formulated to simplify the installation of PVC soil, waste, and drainage pipes. Its high-quality, non-toxic silicone ensures easy assembly, reduces friction, and prevents damage to pipe joints. Perfect for both domestic and commercial plumbing projects, this lubricant enhances installation efficiency while maintaining secure, leak-proof connections.
The Wavin OsmaSoil 4S392 Silicone Lubricant Spray (400ml Can) ensures smooth assembly of soil and waste pipe fittings. Ideal for use with push-fit and ring-seal systems, it reduces joint friction, prevents seal damage, and enhances long-term system performance. A must-have for quick, clean, and efficient pipework installation.
The Wavin Osma Solvent 4Z292G 32mm Access Cap in Grey is a high-quality PVC-U fitting designed to close off pipe ends in soil, waste, and drainage systems. Ideal for domestic and commercial plumbing applications, this access cap ensures a secure, leak-proof seal while allowing easy future access for maintenance or modifications. Made from durable, corrosion-resistant material, it provides long-lasting performance and straightforward installation.
The Wavin Osma Trap 2V805W 50mm Running Trap in White is a high-quality PVC-U fitting designed to prevent sewer gases from entering buildings while maintaining smooth drainage. Ideal for domestic and commercial plumbing applications, this running trap offers secure, leak-proof connections and reliable performance. Made from durable, corrosion-resistant material, it ensures long-lasting use and simple installation, making it an essential component for efficient waste management systems.
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 Solvent 5Z263B 40mm 45° Male & Female Bend in Black is a high-quality PVC-U fitting designed for domestic and commercial waste and drainage systems. Its 45° angle allows smooth directional changes while maintaining efficient water flow. Featuring a male and female end, this bend ensures a secure, leak-resistant connection. Durable, corrosion-resistant, and easy to install, it provides long-lasting performance for reliable plumbing solutions.
The Wavin Osma RoundLine OT004G 45° Gutter Angle Grey is designed to connect guttering sections at a 45-degree angle, offering efficient water flow and seamless installation. Made from high-quality PVC-U, this durable fitting resists weathering and corrosion, ensuring long-lasting performance. Ideal for domestic and commercial roof drainage systems, the Osma RoundLine range provides a professional finish and dependable leak-free results every time.
The Wavin Osma RoundLine OT004N 45° Gutter Angle (Brown, 112 mm) is a premium half-round corner fitting, engineered for tight directional changes in domestic rainwater systems. Designed for 112 mm RoundLine guttering, this 45° angle allows you to negotiate eaves, bay windows, or other architectural features with a smooth water flow. Made from durable UV-stablised PVC-U, it features a Flexiclip seal joint that ensures a secure, watertight connection while accommodating thermal expansion.
The Wavin Osma RoundLine OT004W 45° Gutter Angle White (112 mm) is a high-quality half-round corner fitting made to integrate seamlessly into domestic and commercial rainwater systems.
This white 45° angle enables you to route gutter runs smoothly around architectural features like bay windows, fascia offsets or recesses without compromising flow. Manufactured from UV-stabilised PVC-U, it resists discolouration and weathering, maintaining a clean, crisp white finish. It features the Wavin Flexiclip seal jointing system, providing a watertight, flexible connection while accommodating thermal expansion.
The Wavin Osma RoundLine OT007G Stopend Outlet (Grey, 112mm) is a high-quality uPVC fitting designed to efficiently connect a 112mm RoundLine gutter to a 68mm downpipe. This stopend outlet combines a streamlined end cap with an outlet, providing a neat and secure drainage solution for domestic roofline systems.
The Wavin Osma RoundLine OT007N Stopend Outlet (Brown, 112 mm) is a high-quality uPVC gutter fitting that combines a stopend and outlet in a single unit, providing a neat and reliable connection from your gutter to a 68 mm downpipe.
Perfect for domestic gutter systems, it ensures a smooth water flow while maintaining a clean roofline appearance. Its push-fit Flexiclip seal allows for easy, secure installation while accommodating thermal expansion. The durable UV-stabilised brown finish blends seamlessly with fascia boards and roofing.
The Wavin Osma RoundLine OT007W Stopend Outlet (White, 112 mm) is a premium uPVC gutter fitting combining a stopend and outlet in one unit. Designed to connect a 112 mm RoundLine gutter to a 68 mm downpipe, it offers a clean, efficient solution for domestic rainwater management.
Constructed from UV-stabilised uPVC, this fitting resists weathering and maintains its crisp white appearance over time. The push-fit Flexiclip seal ensures a secure, watertight connection while allowing for thermal expansion, making installation quick and reliable.
The Wavin Osma RoundLine OT009G Gutter Union (Grey, 112 mm) is a high-quality uPVC fitting designed to join two lengths of 112 mm RoundLine gutter. Its secure push-fit connection ensures a watertight seal, maintaining seamless water flow across your gutter system.
Crafted from UV-stabilised grey uPVC, this gutter union is resistant to weathering and retains its colour over time. It’s perfect for residential roofline applications, providing a neat and durable solution for joining gutter runs.
The Wavin Osma RoundLine OT009N Gutter Union (Brown, 112 mm) is a premium-quality uPVC fitting designed to connect two lengths of RoundLine gutter securely. This fitting provides a reliable, watertight joint, ensuring continuous water flow and long-lasting system performance.
Manufactured from UV-stabilised brown uPVC, it’s resistant to discolouration and harsh weather conditions, maintaining its smart appearance for years. The push-fit Flexiclip seal ensures easy installation and a tight, leak-free connection. Ideal for use in residential rainwater systems and compatible with all 112 mm RoundLine components.
The Wavin Osma RoundLine OT010N Internal Stop End (Brown, 112 mm) is a high-quality uPVC fitting designed to neatly close the end of a 112 mm RoundLine gutter run. This internal stop end provides a watertight seal, preventing leaks and maintaining smooth water flow within your rainwater system.
Made from UV-stabilised, weather-resistant brown uPVC, it offers long-lasting durability and colour stability, blending perfectly with traditional and modern fascia boards. Its push-fit Flexiclip jointing system allows for easy, secure installation without the need for sealant or special tools.
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 OT014B Gutter Connector x Left-Hand Ogee (Black, 112 mm) is a high-performance uPVC fitting designed to connect RoundLine half-round gutters to Ogee-style guttering on the left-hand side of your roofline. Ideal for repairs or system extensions, it ensures a smooth, leak-free transition between gutter profiles.
Manufactured from UV-stabilised black uPVC, this connector resists fading, impact, and weather damage. Its push-fit Flexiclip jointing system makes installation fast and reliable while maintaining a secure watertight seal.
The Wavin Osma RoundLine OT015B Gutter Connector x Right-Hand Ogee (Black, 112 mm) is a durable uPVC fitting designed to connect RoundLine half-round gutters to Ogee-style guttering on the right-hand side. Ideal for repairs or transitions between systems, it ensures a watertight, seamless connection for efficient rainwater management.
Made from UV-stabilised black uPVC, this fitting offers exceptional resistance to weathering, discolouration, and impact. Its push-fit Flexiclip seal system allows for quick, reliable installation without the need for sealant or special tools.
The Wavin Osma RoundLine OT024G Pipe Connector (Grey, 68 mm) is a premium uPVC fitting designed to join two sections of downpipe securely. This connector ensures a watertight seal while maintaining the integrity and alignment of your 68 mm RoundLine downpipes.
Constructed from UV-stabilised grey uPVC, the connector resists fading, weathering, and impact, making it suitable for long-term outdoor use. Its push-fit Flexiclip seal system allows for quick, tool-free installation while providing a reliable, leak-free connection.
The Wavin Osma RoundLine OT026G 68 mm Offset Spigot Bend (Grey) is a high-quality uPVC fitting designed to redirect water flow in downpipe systems where a slight offset is required. Ideal for navigating around structural obstacles, this bend ensures a smooth, leak-free transition between downpipe sections.
Constructed from UV-stabilised grey uPVC, the OT026G is resistant to weathering, impact, and discolouration. Its push-fit Flexiclip seal system allows for easy, tool-free installation while maintaining a secure and watertight joint.
The Wavin Osma RoundLine OT026N 68 mm Offset Spigot Bend (Brown) is a high-quality uPVC fitting designed to provide a precise offset in 68 mm RoundLine downpipe systems. Ideal for navigating around obstacles or aligning downpipes, this bend ensures smooth, leak-free water flow.
Made from UV-stabilised brown uPVC, the OT026N is resistant to weathering, impact, and colour fading. Its push-fit Flexiclip seal system allows for quick, secure, and watertight installation without the need for additional sealants.
The Wavin OsmaSoil 3S082G Pipe Bracket 82mm in Grey is a high-quality PVC-U support bracket designed for secure mounting of soil pipes in domestic and commercial plumbing systems. Its robust construction ensures stability, proper alignment, and reduced pipe movement, while providing long-lasting performance. Ideal for vertical and horizontal pipe installations, this bracket simplifies plumbing setup and ensures reliable soil pipe support.
The Wavin OsmaSoil 2S299W 40mm Solvent Weld Boss Adaptor in White is a high-quality PVC-U fitting designed to connect soil and waste pipes efficiently. Using solvent-weld jointing, it ensures a secure, leak-free connection, making it ideal for both domestic and commercial plumbing applications. Manufactured to BS EN 1329 standards, this boss adaptor provides long-lasting durability, allowing for easy maintenance, repairs, and new installations in drainage systems.
The Wavin OsmaSoil 2S298W 32mm SW/S Boss Adaptor in White is a high-quality PVC-U fitting designed to provide a secure connection between soil and waste pipes. Its solvent-weld design ensures leak-free joints, making it ideal for both domestic and commercial plumbing applications. Manufactured to BS EN 1329 standards, this boss adaptor offers long-lasting durability and is perfect for maintenance, repairs, or new installations in drainage systems.
The Wavin Osma DeepLine 9T994B Bow & Pin in Black is a precision-engineered PVC-U component designed as a replacement for the rise & fall bracket system of DeepLine gutters. This essential part allows for secure adjustments of gutter brackets, ensuring proper alignment and efficient rainwater flow. Ideal for domestic and commercial applications, it provides durability, easy installation, and reliable performance to maintain the integrity of the DeepLine gutter system.
The Wavin OsmaSoil 4S195G 110mm Single 5 Boss Branch 87.5° in Grey is a high-quality PVC-U fitting designed to connect multiple waste pipes into a single soil stack. Its 87.5° angle ensures smooth flow, reduces blockages, and provides efficient drainage performance. Suitable for domestic and commercial applications, this branch is easy to install, durable, and fully compliant with BS EN 1329 standards. Ideal for maintenance, repair, or new installations, it offers a reliable solution for complex soil and waste pipe systems.
The Wavin Osma SquareLine 4T805W Gutter Union Bracket in White is a robust PVC-U fitting designed to join 112mm SquareLine gutter sections while providing secure wall-mounted support. Ideal for domestic and commercial applications, it ensures proper gutter alignment, leak-free connections, and efficient rainwater flow. Easy to install and engineered for long-lasting durability, this bracket is a reliable solution for maintaining the performance and appearance of your SquareLine gutter system.
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 Osma P/Fit 5W160W 40mm 90° Bend White is a high-quality push-fit waste pipe fitting designed for secure and easy installation. Perfect for connecting 40mm waste pipes in tight spaces, this bend ensures a watertight, durable seal without the need for tools or sealant. Ideal for kitchen, bathroom, and utility plumbing systems, the Wavin Osma 90° Bend offers efficiency and reliability for any domestic project.
The Wavin Osma P/Fit 4W081W 32mm Clip in white is a high-quality PVC fitting designed to provide reliable support for 32mm plumbing pipes. Its robust construction ensures pipes remain securely in place, preventing movement and enhancing system longevity. Ideal for both domestic and commercial applications, this pipe clip is easy to install and provides long-lasting, dependable performance for any plumbing installation.
The Wavin OsmaSoil 4S260G SW/S Long Tail Bend 87.5° 110mm in grey is a high-quality PVC fitting designed to provide smooth directional changes in soil and waste pipe systems. Its long tail design allows easy connection to other pipes, while the 87.5° angle ensures efficient flow and minimizes blockages. Suitable for both domestic and commercial plumbing, this bend offers leak-proof, durable performance for reliable drainage solutions.
The Wavin OsmaSoil 4S463E 45° D/S Socket Bend in Olive is a premium PVC-U fitting designed for domestic and commercial soil and waste pipe systems. Its 45° angle allows smooth directional changes while maintaining optimal waste flow. Resistant to corrosion and leaks, this durable socket bend ensures long-lasting performance and easy installation, making it ideal for reliable plumbing and drainage solutions.
The Wavin OsmaSoil System Solvent Weld Bossed Access Pipe 110mm 4S574B in Black is a premium PVC-U fitting designed for easy inspection, cleaning, and maintenance of soil and waste pipe systems. Featuring a bossed socket for solvent weld connections, it ensures a secure, leak-resistant joint while maintaining efficient flow. Suitable for both domestic and commercial plumbing systems, this durable pipe provides reliable, long-lasting performance and simple installation for efficient drainage solutions.
The Wavin OsmaSoil 3S163G S/S Bend 45° 82mm in Grey is a premium PVC-U fitting designed to provide smooth directional changes in soil and waste pipe systems. Ideal for both domestic and commercial plumbing applications, this 45° bend ensures secure, leak-proof joints and optimal water flow. Manufactured from durable, corrosion-resistant materials, it delivers long-lasting performance and simple installation, making it a reliable choice for efficient drainage systems.
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 RoundLine T026W 68 mm Offset Spigot Bend (White) is a robust uPVC fitting designed to create a precise offset in 68 mm RoundLine downpipe systems. Perfect for navigating around fascia boards, walls, or other structural features, it ensures a smooth and watertight connection for efficient rainwater flow.
Manufactured from UV-stabilised white uPVC, this spigot bend resists weathering, impact, and discolouration. Its push-fit Flexiclip seal system allows quick and easy installation, providing a secure, leak-free connection without the need for sealant.
The Wavin Osma RoundLine T027B 68 mm Longtail Offset Bend (Black) is a high-quality uPVC fitting designed to create a longer offset in downpipe systems. Ideal for bridging larger gaps between gutter outlets and walls, it ensures smooth water flow and a secure, watertight connection.
Made from durable, UV-stabilised black uPVC, this fitting is built to withstand harsh weather conditions and prevent fading or cracking. The push-fit Flexiclip seal system enables quick, easy installation with a reliable, leak-free joint.