Explore Plumbco’s Valves category, offering a comprehensive selection of high-quality valves for various plumbing and industrial applications. Our range includes Isolation Valves, Butterfly Valves, Pressure Reducing Valves, Bi-Pass Valves, Ball Valves, Check Valves, Pump Valves, Drain Cocks, and Stopcocks. Designed for reliability and precision, these valves ensure optimal control and performance in your plumbing systems.
The Polypipe SPV110G is a 110mm air admittance valve (AAV) designed to prevent siphoning in soil and vent pipe systems. Made from durable PVCu with a solvent socket connection, it ensures a secure, leak-free installation. Suitable for both internal and external use, this valve allows air to enter the pipework when needed, maintaining correct pressure and improving system efficiency. Compliant with BS EN 12380 standards, the SPV110G is ideal for domestic and commercial plumbing applications, offering a compact and reliable solution for ventilating waste pipe systems.
The Fluidmaster PRO45B bottom entry fill valve with 1/2" brass shank is a professional-grade toilet cistern inlet valve designed for durability, quiet performance and universal compatibility. Easy to install, adjust and maintain, this plumber-preferred fill valve delivers fast refill, reduced noise and long-lasting reliability for all toilet cistern repairs and replacements.
The Fluidmaster PRO550UK dual button cable flush valve is a versatile, plumber-trusted solution for toilet cistern repairs and upgrades. Designed for top, front or side mounting, it fits both 1½" and 2" flush outlets. Easy to install, adjust and maintain, it features water-saving dual flush control and a convenient twist-and-release mechanism for fast servicing and long-lasting performance.
The Fluidmaster PRO75B side entry fill valve with heavy-duty brass shank delivers premium performance for toilet cisterns. Designed for fast refill and ultra-quiet operation, this high-quality inlet valve is easy to install, adjust and maintain—making it a top choice for professional plumbers and reliable long-term cistern repairs.
The JG Speedfit Stop Valve 15mm (15STV) provides reliable isolation for hot and cold water systems, ideal for sinks, appliances, and pipe maintenance. Its 15mm push‑fit connection allows fast, tool-free installation, delivering leak-resistant performance for both professional plumbers and DIY projects. Durable, compact, and easy to operate.
Disclaimer: All images are for illustrative purposes only.
The John Guest Acetal Service Valve 15mm (15SV) is a durable push‑fit valve designed for quick isolation of hot and cold water systems. Ideal for sinks, appliances, and maintenance tasks, its 15mm connection ensures tool-free installation with reliable leak-resistant performance. Perfect for both professional plumbers and DIY projects.
Disclaimer: All images are for illustrative purposes only.
The Viva Skylo Bottom Entry Ball Valve SKY105 is a dependable replacement valve for standard UK cisterns. Featuring a ½″ bottom‑entry connection, an adjustable float arm and pivoting thread for the ball float, it delivers smooth operation, a reliable fit and works across a wide pressure range of 0.2 – 6 bar.
The Viva Skylo Side Entry Ball Valve SKY115 is a dependable side‑inlet cistern valve featuring a ½″ BSP thread and adjustable float arm, making it an excellent replacement for standard UK WC installations. With working pressure from 0.2‑6 bar, WRAS approval and simple installation, it offers a durable and effective component for ensuring smooth cistern fill performance.
The Viva Skylo Bottom Entry Cistern Component Pack (Product Code SKYCP02) is a comprehensive upgrade kit designed for UK toilet cisterns, featuring a bottom‑entry heavy‑duty brass tail fill valve, a dual‑flush valve compatible with 1½″ and 2″ outlets, a universal flush button for lid holes 20 mm–60 mm, and all necessary fixings and washers. This ready‑to‑install pack ensures a reliable, water‑saving solution for cistern repairs or replacements.
The Viva Chrome UNI‑BUTTON UNI/SB is a stylish, chrome‑finished dual flush push button designed for compatibility with a wide range of cistern mounts, fitting 40 mm, 50 mm and 60 mm lid holes. It offers a quick, clean upgrade to modernise your toilet’s flush actuation mechanism, making it ideal for both refurbishment and replacement projects.
The Viva Mechanical Dual Flush Valve SKY020 is a compact, cable‑operated dual flush valve designed for seamless integration into UK toilets. Compatible with both 1½″ and 2″ outlets, it features fully adjustable full and half flush volumes and a single universal button that fits 40mm, 50mm and 60mm holes — offering reliable, water‑saving performance in residential or commercial settings.
The Viva Skylo Button & Handle Dual Flush Valve SKY030 offers a versatile solution for cistern upgrades, allowing either push‑button or lever operation. It fits both 1½″ and 2″ outlets, comes with fully adjustable dual flush volumes and an internal adjustable overflow for added peace of mind.
The Viva Skylo UNI/SD Diaphragm Washer is a replacement component for compatible Viva Skylo dual-entry toilet cistern fill valves. Designed to replace a worn or damaged diaphragm, it helps restore reliable operation of the fill valve and maintain the correct flow of water into the cistern.
If your toilet cistern is slow to refill or the fill valve is not operating correctly, a damaged diaphragm may be one possible cause. Replacing the diaphragm washer can be a practical repair option without necessarily needing to replace the complete fill valve.
This replacement washer is designed for use with the Viva Skylo Dual Entry Fill Valve models UNI/B and UNI/P. Check the model of your existing valve before ordering to ensure the washer is compatible.
Please note: This listing is for the replacement diaphragm washer only. The complete fill valve is not included.
The Viva Skylo Flush Valve Seal (SKY095) is a durable replacement for UK toilet cisterns. It provides a reliable, leak-proof seal for dual flush valves, helping maintain efficient water flow and preventing wastage in your bathroom.
The Viva Skylo Bottom Entry Diaphragm Washer (PP00/D) is a precision-engineered replacement for UK cisterns. Designed to provide a secure, leak-free seal at the bottom-entry inlet, it ensures efficient and quiet operation while extending the life of your toilet cistern.
The Viva 1¼″ Magna Self‑Sealing Waste Valve (product code WTSTC32) is a clever non‑return valve designed to open only during discharge and then automatically close to block foul odours and sewer gases. Ideal for under‑sink, bath or bidet installations, it fits both horizontal and vertical positions for flexible UK plumbing installs.
The Viva 1½″ Magna Self‑Sealing Waste Valve WTSTC40 is a versatile non‑return waste valve with an internal membrane that allows water to discharge and then automatically seals to block foul smells and gases. Ideal for installation under sinks, basins, baths, bidets or urinals, it includes 90° inlet and straight compression adapters and can be fitted vertically or horizontally.
The Viva Skylo Bottom Entry Fill Valve PP0020/B is a compact, height‑adjustable inlet valve designed to fit a wide range of toilet cisterns. Featuring a ½″ brass thread, delayed fill function and float shield, it offers quiet operation, water‑saving performance and a telescopic height from 8″ to 12″.
The Viva Skylo Spare Washer Pack (Product Code SKY100) is a compact service kit containing a replacement flush valve seal plus fill‑valve diaphragm washers for the complete Viva Skylo cistern range. With all key seals included, it makes refurbishing leaky cisterns quick and effective.