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    Wavin Osma

    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.

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    Wavin Osma Solvent 4Z263W 32mm 45 deg M & F Bend Black

    Wavin Osma Solvent 4Z263W 32mm 45 deg M & F Bend Black

    4Z263B
    The Wavin Osma OsmaW ABS Spigot Bend 45° BK 32 (4Z263B) is a high-quality 32mm black waste bend designed to create smooth directional changes in OsmaW waste systems. Manufactured from robust ABS plastic, it offers excellent durability, corrosion resistance and a secure spigot connection. Suitable for domestic and commercial plumbing applications, this genuine Wavin Osma fitting ensures reliable flow and long-term performance.
    £3.05 incl tax
    Wavin Osma P/Fit 4W292W 32mm Access Cap White

    Wavin Osma P/Fit 4W292W 32mm Access Cap White

    4W292W
    The Wavin Osma OsmaW PP Access Plug WT 32 (4W292W) is a high-quality 32mm white polypropylene plug designed to provide easy access points within OsmaW waste systems. Made from durable PP, it offers excellent corrosion resistance, a secure fit and long-lasting performance. Suitable for domestic and commercial plumbing installations, this genuine Wavin Osma access plug ensures convenient maintenance and reliable sealing for all compatible pipework.
    £2.97 incl tax
    Wavin Osma P/Fit 4W1461W 32mm 90 Swept Bend Wh

    Wavin Osma P/Fit 4W1461W 32mm 90 Swept Bend Wh

    4W161W
    The Wavin OsmaW PP Bend 90° WT 32 (4W161W) is a durable polypropylene waste pipe fitting designed for sharp direction changes in domestic and commercial plumbing systems. With a secure push-fit connection, this 32mm 90-degree bend allows for fast, reliable installation while maintaining excellent leak resistance. Fully compatible with the Wavin OsmaW waste system, it delivers long-lasting performance for soil and waste applications.
    £2.97 incl tax
    5W161W

    Wavin Osma P/Fit 5W161W 40mm Swept Elbow - White

    5W161W
    The Wavin Osma P/Fit 5W161W 40mm Swept Elbow in white is a high-quality push-fit waste fitting designed for quick and reliable connections in domestic and commercial plumbing systems. Its swept design allows for smooth water flow and reduced blockages, while the durable PVC construction ensures a long-lasting, leak-proof seal. Ideal for bathroom and kitchen installations, this Wavin fitting delivers professional-grade performance with minimal installation effort.
    £2.97 incl tax
    4W163W

    Wavin Osma P/Fit 4W163W 32mm 45deg Bend White

    4W163W
    The Wavin OsmaW PP Bend 45° WT 32 (4W163W) is a high-quality polypropylene waste pipe fitting designed for efficient direction changes in domestic and commercial drainage systems. This 32mm 45-degree bend features a secure push-fit connection, ensuring quick installation, leak resistance, and long-lasting durability. Ideal for soil and waste applications, it is compatible with the Wavin OsmaW waste system for reliable performance in plumbing installations.
    £2.97 incl tax
    4W105W

    Wavin Osma P/Fit 4W105W 32mm Socket - White

    4W105W
    The Wavin Osma P/Fit 4W105W 32mm Socket in white is a premium PVC fitting designed for connecting 32mm P/Fit pipes efficiently. Its durable construction ensures a secure, leak-proof joint, suitable for both domestic and commercial plumbing systems. Easy to install and built for long-lasting performance, this socket guarantees reliable connections in waste and soil pipe networks.
    £2.97 incl tax
    0T030B

    Wavin Osma RoundLine Bracket Extension (for OT033) Black

    0T030B
    The Wavin Osma RoundLine OT030B Bracket Extension (for OT033) Black is a strong and reliable uPVC fitting designed to extend the projection of gutter brackets, providing extra clearance where fascia boards or roofline designs require it. Perfect for use with the Wavin Osma RoundLine system, it ensures secure and professional gutter installation.

    Manufactured from high-quality, UV-stabilised black uPVC, the OT030B offers exceptional durability and resistance to impact, discolouration, and weathering. It’s easy to install and maintains a firm, long-lasting connection to your guttering system.
    £2.94 incl tax
    Wavin Osma Solvent 5Z104G 40mm Socket - Grey

    Wavin Osma Solvent 5Z104G 40mm Socket - Grey

    5Z104G
    The Wavin Osma Solvent 5Z104G 40mm Socket in Grey is a high-quality ABS double-ended connector designed for secure, solvent-weld pipe joining in domestic waste systems. Its straight-through, 1-part design ensures a reliable and watertight connection between 40mm solvent-weld pipes, ideal for modern plumbing installations.
    £2.94 incl tax
    Wavin Osma Solvent 5Z104B 40mm Socket - Black

    Wavin Osma Solvent 5Z104B 40mm Socket - Black

    5Z104B
    The Wavin Osma Solvent 5Z104B 40mm Socket in black is a high-quality solvent weld fitting designed for creating permanent, watertight joints in waste pipe systems. Manufactured from robust PVC-U material, it offers excellent durability and resistance to corrosion and chemicals. Perfect for both domestic and commercial installations, this solvent socket ensures a strong, reliable connection every time.
    £2.94 incl tax
    Wavin Osma Solvent 5Z104W 40mm Socket - White

    Wavin Osma Solvent 5Z104W 40mm Socket - White

    5Z104W
    Secure your 40mm pipes with the Wavin Osma Solvent 5Z104W 40mm Socket in White. This durable socket provides a reliable and leak-free connection, ideal for various plumbing applications. Designed for easy installation and durability, it ensures long-lasting performance in residential and commercial settings.
    £2.94 incl tax
    Wavin Osma Solvent 4Z104W 32mm Socket - White

    Wavin Osma Solvent 4Z104W 32mm Socket - White

    4Z104W
    The Wavin Osma Solvent 4Z104W 32mm White Socket is a robust double socket connector made from ABS plastic, designed for solvent-weld waste systems. Ideal for secure, leak-free connections in domestic or commercial plumbing applications.
    £2.86 incl tax
    Wavin Osma Solvent 4Z104B 32mm Socket - Black

    Wavin Osma Solvent 4Z104B 32mm Socket - Black

    4Z104B
    The Wavin Osma Solvent 4Z104B 32mm Socket in Black is a robust ABS plastic fitting designed for secure solvent-weld soil and waste systems. Ideal for connecting two 32mm pipes in a straight line, it ensures a strong, leak-free joint in residential and commercial installations.
    £2.86 incl tax
    4Z104G

    Wavin Osma Solvent 4Z104G 32mm Socket - Grey

    4Z104G
    The Wavin Osma Solvent 4Z104G 32mm Socket in grey is a high-quality PVC fitting designed to connect 32mm waste and soil pipes efficiently. Its solvent weld construction ensures leak-proof, durable joints suitable for domestic and commercial plumbing applications. Easy to install and built for long-lasting performance, this socket guarantees reliable connections in drainage and waste pipe systems.
    £2.86 incl tax
    5W160W

    Wavin Osma P/Fit 5W160W 40mm 90 Bend - White

    5W160W
    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.
    £2.76 incl tax
    Wavin Osma P/Fit 5W190W 40mm Tee - White

    Wavin Osma P/Fit 5W190W 40mm Tee - White

    5W190W
    The Wavin Osma OsmaW PP Tee 90° WT 40x40mm (5W190W) is a high‑quality polypropylene waste pipe fitting engineered for reliable drainage solutions in domestic and commercial plumbing systems. This push‑fit 90° tee provides effortless installation and secure jointing for 40 mm pipework, aiding efficient wastewater flow and dependable performance. Compatible with a wide range of Osma above‑ground waste systems, it’s ideal for connecting branch lines in kitchens, bathrooms and utility areas. Backed by the trusted Wavin Osma brand, this tee fitting delivers durability and precision for everyday plumbing maintenance and installation projects.
    £2.76 incl tax
    Wavin Osma P/Fit 5W190B 40mm Tee - Black

    Wavin Osma P/Fit 5W190B 40mm Tee - Black

    5W190B
    The Wavin Osma OsmaW PP Tee 90° BK 40x40mm (Part No. 5W190B) is a robust black polypropylene push‑fit tee waste fitting designed for above‑ground drainage and plumbing systems. Built for quick, reliable installation, this 90° waste tee connects 40 mm pipework easily and efficiently, making it ideal for domestic and commercial drainage applications. Manufactured by Wavin, a trusted name in plumbing components, this tee delivers a dependable joint and smooth wastewater flow wherever a branch connection is needed.
    £2.76 incl tax
    Wavin Osma P/Fit 4W160W 32mm 90 Bend White

    Wavin Osma P/Fit 4W160W 32mm 90 Bend White

    4W160W
    The Wavin OsmaW PP Knuckle Bend 90° WT 32 (4W160W) is a robust polypropylene fitting designed for precise changes in pipe direction in domestic and commercial drainage systems. Its push-fit connection ensures quick, secure installation while providing excellent leak resistance. Compatible with the Wavin OsmaW waste system, this 32mm knuckle bend delivers reliable, long-lasting performance for soil and waste applications.
    £2.75 incl tax
    Wavin Osma P/Fit 5W292W 40mm Access Cap White

    Wavin Osma P/Fit 5W292W 40mm Access Cap White

    5W292W
    The Wavin OsmaW PP Access Plug WT 40 5W292W is a durable 40 mm polypropylene access plug, designed to securely cap or temporarily close waste and soil pipes. Ideal for maintenance, testing, or system modifications, this plug ensures a leak‑free seal and reliable performance in domestic and commercial plumbing systems. Easy to install and compatible with standard 40 mm soil and waste pipework, it provides plumbers and DIY installers with a trusted solution for access and pipe management.
    £2.75 incl tax
    5W163W

    Wavin Osma P/Fit 5W163W 40mm 45 Bend - White

    5W163W
    The Wavin OsmaW PP Bend 45° WT 40 5W163W is a durable polypropylene fitting designed to provide a smooth directional change in 40 mm waste pipe systems. Ideal for both domestic and commercial plumbing, it ensures a secure, watertight fit and easy installation for reliable waste management.
    £2.75 incl tax
    Wavin Osma Solvent 5Z455G 40 x 32mm Red Grey

    Wavin Osma Solvent 5Z455G 40 x 32mm Red Grey

    5Z455G
    The Wavin OsmaW ABS Reducer 40x32 Grey (5Z455G) is designed to connect pipes of differing diameters in your plumbing or drainage system, ensuring a secure, leak-free transition. Made from high-quality ABS, this grey reducer provides excellent durability, chemical resistance, and long-lasting performance. Ideal for domestic and commercial installations, it offers a reliable solution for efficient water flow and system integrity.
    £2.69 incl tax
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