Shop plumbing compression fittings at Plumbco, with a range of connectors and couplings for compatible plumbing pipework. Whether you're carrying out a repair, replacing a fitting or completing a new installation, explore practical solutions for joining pipes and adapting connections.
Our compression fittings range includes straight connectors, reducing couplers, elbows, end caps, male and female iron connections, and reducing sets. Different fitting types and sizes are available to suit a variety of plumbing requirements.
Compression fittings are commonly used to create mechanical pipe connections without soldering, using a compression nut and olive to secure the joint. Always check the fitting material, pipe dimensions, connection type and application to ensure compatibility with your installation.
Browse Plumbco's compression fittings online to find the plumbing connectors and couplings you need for your next project. Next-day shipping is available, subject to stock availability and delivery terms.
The GENBRA 15mm Gas Isolating Valve BFGASIV‑15 is a reliable brass gas safe isolating valve with olives in the nut ends and a smooth 1/4 turn butterfly shut‑off action. Designed for natural gas and LPG installations, this 15mm compression valve delivers secure, easy control of gas flow in domestic and commercial pipework.
The Navigator 10mm Gas Isolating Valve is a brass quarter-turn shut-off valve designed for isolating gas supplies in compatible pipework installations. Featuring a butterfly-style handle, it allows the gas supply to be turned on or off with a simple quarter-turn operation.
Supplied with olives in the nut ends, this 10mm gas isolating valve provides a convenient connection for compatible pipework. Gas approved and manufactured from durable brass, it is a practical fitting for gas installation and maintenance work.
The Viva 1½″ Flexible Connector – Compression × Plain Spigot (product code WFLEX02) is a versatile, high‑quality polypropylene waste connector tailored for 1½″ pipework. It features a plain push‑fit tail and a compression outlet, making it compatible with plastic, copper or lead pipe – ideal for fast, reliable installations or retrofits in UK bathrooms.
The Viva 1¼″ Flexible Connector WFLEX01 is a high‑quality polypropylene flexible waste connector perfectly suited for 1¼″ pipe systems. One end features a plain spigot for push‑fit installation, while the other offers a compression outlet compatible with plastic, copper or lead pipework — delivering an easy, reliable solution for modern UK plumbing installations.
The 15mm x 3/4 inch Compression Elbow MI COEAM-15E is a high-quality fitting designed to create a secure 90-degree bend in copper pipework. Perfect for domestic and commercial plumbing and heating systems, this compression elbow provides a leak-free connection and easy installation, ensuring reliable performance for professional and trade use.
The Viva 1½″ Flexible Fitting – Compression × Compression (product code WFLEX06) is a high‑quality polypropylene waste connector rated for 1½″ pipe systems. With compression fittings at both ends, it fits seamlessly to plastic, copper or lead pipework—making it a smart choice for modern UK bathroom and kitchen installations.
The Viva 1¼″ Flexible Fitting – Compression × Plain Spigot (product code WFLEX03) is a versatile, easy‑to‑fit waste connector manufactured in polypropylene. With a compression outlet on one end and a plain spigot on the other, it suits universal pipe types including plastic, copper and lead — perfect for UK basin and sink installs.
The Viva 1½″ Flexible Fitting – Compression × Plain Spigot WFLEX04 is a versatile waste connector designed for 1½″ pipework, featuring a plain‑end push‑fit tail and a compression outlet compatible with plastic, copper or lead pipes. Manufactured in high‑quality polypropylene, it provides a quick and reliable solution for awkward or retrofit installations.
The COET-35 35mm Compression Equal Tee is a durable brass fitting designed for creating secure branch connections in larger pipe systems. Ideal for hot and cold water and central heating installations, this high-quality compression tee ensures reliable, leak-free performance with easy installation, making it perfect for UK plumbing and heating applications.
The Chrome Compression Reducing Tee 22mm x 22mm x 15mm (CCRT-222215) is a high-quality chrome-plated plumbing fitting designed for reliable pipework connections and branch reductions. Supplied with pre-loaded olives, it ensures quick installation, a secure seal, and long-lasting performance in domestic and commercial heating and water systems.
The COE-35 35mm Compression Elbow is a durable brass fitting designed for secure 90-degree pipe connections in larger plumbing systems. Ideal for hot and cold water and central heating installations, this high-quality compression elbow ensures reliable, leak-free performance with easy installation, making it perfect for UK plumbing and heating applications.
The Navigator 42mm x 35mm Compression Reducing Set is a three-piece brass fitting set designed to adapt a 42mm compression fitting to accept 35mm pipework.
The reducing set replaces the standard olive within a compatible 42mm compression fitting, allowing it to accommodate a smaller 35mm pipe. It provides a secure mechanical connection without the need for soldering, making it particularly useful where working conditions are unsuitable for applying heat.
WRAS approved and suitable for hot and cold domestic water systems, this reducing set is ideal for plumbing, heating and pipework installations.
The Navigator COEC-35 35mm Brass Compression Stop End is designed to cap and close the end of compatible 35mm copper pipework. This brass compression fitting is supplied with a pre-loaded olive in the compression nut to help form the joint when correctly installed.
Suitable for compatible hot and cold domestic water systems, compression fittings can be useful where soldering is unsuitable.
15mm x 1/2" chrome compression elbow with female iron thread for secure pipe direction changes in plumbing and heating systems. Durable and corrosion-resistant fitting.
The Prima Plus Compression Blanking Disc 22mm (124239) is a durable and reliable solution for sealing the ends of pipes in plumbing and heating systems. Designed for easy compression installation, it ensures a secure, leak-free fit and long-lasting performance. Ideal for both professional plumbers and DIY users, this blanking disc provides efficient and effective pipe closure. Shop Plumbco for trusted Prima Plus fittings with fast delivery.
The Prima Plus Compression Blanking Disc 15 mm (124235) provides a secure and reliable solution for sealing off unused pipe ends. Its durable construction ensures a leak-proof fit, making it ideal for both professional plumbers and DIY installations where precise and dependable pipe sealing is required.
The Prima Plus 3/8" Imperial x 15mm Copper Compression Converter is designed to provide a secure connection between 3/8" imperial pipework and standard 15mm copper tube. This DZR compression adaptor is suitable for plumbing applications where imperial and metric pipework need to be connected.
WRAS approved and Kitemarked, this reliable compression fitting is suitable for domestic and commercial plumbing installations.
The COMP 3/4" Imperial Olive Copper (COOC‑E) is a high-quality brass compression olive designed to provide a tight, leak-proof seal for 3/4" imperial copper pipe connections. Easy to install and durable, it ensures reliable performance in domestic and commercial hot and cold water plumbing systems.
The COMP 22mm Olive Copper (COOC‑22) is a precision-engineered brass compression olive designed to create a tight, leak-proof seal for 22mm copper pipe connections. Ideal for hot and cold water systems, it ensures reliable, solder-free installation in both domestic and commercial plumbing applications.
The Compression 15mm × 3/8" Straight Connector FI COSAF‑15C is a high-quality brass plumbing fitting designed to connect 15mm pipework to 3/8" threaded fixtures securely. Ideal for hot and cold water systems, this straight compression connector ensures a leak-free, durable joint and is suitable for both trade professionals and DIY plumbing installations.