MacDonald Plumbing Supplies DZR Brass Double Check Valve 35mm

The DZR Brass Double Check Valve 35mm is a practical plumbing fitting designed to help prevent reverse flow within compatible water supply systems. Manufactured from dezincification resistant brass, it is designed to provide reliable performance in plumbing installations where resistance to dezincification is important. The 35mm size makes it suitable for compatible larger pipework applications. A useful choice for plumbers and installers, this double check valve is suitable for a range of domestic, commercial and maintenance plumbing projects where backflow protection is required.

MacDonald Plumbing Supplies Brass Olive 3/4 Imperial

The Brass Olive 3/4" Imperial is a durable compression fitting component designed to create a secure and reliable seal when used with compatible imperial pipework and compression fittings. Manufactured from brass for strength and long-term performance, it is ideal for plumbing, heating, maintenance, and repair applications. A practical replacement component for professional tradespeople, it provides dependable compression connections when installing or servicing pipework.

MacDonald Plumbing Supplies MacValve WRAS Remote Filling Loop Part L Compliant with Gauge

The MacValve WRAS Remote Filling Loop Part L Compliant with Gauge is a practical and compliant solution for filling and pressurising central heating systems and heat interface units. Designed for flexible installation, it can be fitted remotely from the boiler or cylinder, making it ideal where access is limited or no integral pressure gauge is present. Supplied complete with a gauge and essential safety components, it ensures accurate pressure monitoring and safe system operation.

MacDonald Plumbing Supplies MacValve Bottom Fill Valve ½ Brass Tail

The MacValve Bottom Fill Valve ½ Brass Tail is a reliable and efficient solution for modern toilet cistern installations. Designed for consistent performance, it delivers smooth and quiet water refilling, making it ideal for both domestic and commercial environments. The robust ½ brass connection ensures long lasting durability, while the bottom entry design offers a neat and discreet installation that suits a wide range of cistern types. With a quick water stop function and precise water control, this valve helps maintain efficient flushing performance and reduces unnecessary water wastage. Its WRAS approval confirms full compliance with UK water regulations, giving installers complete confidence in its quality and reliability.

MacDonald Plumbing Supplies MacCompression Liners for MDPE 25mm

The MacCompression Liners for MDPE 25mm are designed to provide added strength, security, and reliability when using MDPE compression fittings. Manufactured to a high standard, these pipe liners are both WRAS Approved and Kitemarked, ensuring compliance and performance in potable water applications. By reinforcing the inner wall of the MDPE pipe, they help prevent pipe deformation under compression, guaranteeing a safe and leak-free connection. Trusted by installers, these liners offer peace of mind for long-term durability in underground and above-ground installations.

MacDonald Plumbing Supplies Thermostatic Mixing Valve 22mm WRAS Approved TMV22

The Thermostatic Mixing Valve 22mm WRAS Approved TMV22 is designed to ensure safe and reliable water temperature regulation in both domestic and commercial plumbing systems. This high-performance valve blends hot and cold water to deliver a consistent, pre-set temperature, preventing the risk of scalding. Fully WRAS approved and compliant with TMV2 standards, the TMV22 is perfect for larger systems, including communal bathrooms, healthcare facilities, and care homes. It features 22mm compression ends, internal check valves, and strainers for maximum safety and performance.

MacDonald Plumbing Supplies Thermostatic Mixing Valve 15mm WRAS Approved TMV15

The Thermostatic Mixing Valve 15mm WRAS Approved TMV15 is an essential safety component for domestic and commercial plumbing systems, regulating water temperature to prevent scalding. Ideal for basins, baths, and showers, this TMV15 valve blends hot and cold water to a controlled output temperature. WRAS approved and thermostatically controlled, it delivers reliable performance and is fully compliant with TMV2 standards for healthcare and residential use. Simple to install and maintain, it enhances user safety and efficiency in water systems.

MacDonald Plumbing Supplies MacValve 15mm x ⅜ Chrome Plated Brass Straight Flat Face Iso Valve

The MacValve 15mm x ⅜" Chrome Plated Brass Straight Flat Face Iso Valve is a compact and reliable valve designed for isolating water supply to taps and appliances with ⅜" connections. Featuring a 15mm compression inlet and a ⅜" BSP flat face outlet, it provides a secure and leak-resistant connection. Its straight design is ideal for neat, direct installations where space is limited.

MacDonald Plumbing Supplies MacValve 15mm x ½ Chrome Plated Brass Straight Flat Face Iso Valve

The MacValve 15mm x ½" Chrome Plated Brass Straight Flat Face Iso Valve is a durable and reliable solution for isolating water supply to taps and appliances. Featuring a 15mm compression inlet and a ½" BSP flat face outlet, it provides a clean and secure connection. Its straight design is ideal for installations where a direct pipe run is required.

MacDonald Plumbing Supplies MacValve 15mm x ½ Chrome Plated Brass Angled Flat Face Iso Valve

The MacValve 15mm x ½" Chrome Plated Brass Angled Flat Face Iso Valve is a high-quality isolation valve designed for controlling water flow to taps, appliances, and sanitary fittings. Featuring a 15mm compression inlet and a ½" BSP flat face outlet, it provides a secure and reliable connection. Its angled design makes it ideal for installations in tight or confined spaces.

MacDonald Plumbing Supplies MacValve 22mm Chrome Plated Angled Auto Bypass Valve

The MacValve 22mm Chrome Plated Angled Auto Bypass Valve is designed to maintain efficient water circulation in central heating systems. It automatically opens to allow flow when thermostatic radiator valves close, preventing pressure build-up and protecting system components. With adjustable pressure settings and a durable chrome-plated finish, it offers reliable and long-lasting performance.

MacDonald Plumbing Supplies MacTRV 15mm White Head TRV & Lockshield Pack

The MacTRV 15mm White Head TRV & Lockshield Pack is a complete solution for controlling radiator temperature efficiently. Featuring a 15mm angled thermostatic radiator valve and matching lockshield, it allows precise heat regulation while improving energy efficiency. With a liquid-filled sensor and built-in frost protection, it ensures consistent performance in domestic heating systems.

MacDonald Plumbing Supplies MacValve Pushfit Stem Elbow 15mm x 15mm Chrome Plated

The MacValve Pushfit Stem Elbow 15mm x 15mm Chrome Plated is a premium push-fit plumbing fitting designed to provide a secure 90° connection with a professional chrome finish. Manufactured from high-quality brass with a durable chrome plated coating, it offers quick, tool-free installation without the need for soldering or adhesives. Suitable for hot and cold water systems, it is ideal for both domestic and commercial plumbing applications where appearance and performance are equally important.

MacDonald Plumbing Supplies Brass Wall Plate Tube Bracket ½

The ½" Brass Wall Plate Tube Bracket is a durable and practical fitting designed for securely connecting garden taps to internal pipework. Featuring a 1/2" threaded brass outlet, it provides a stable fixing point for bib taps while allowing flexibility in pipe positioning through walls. Ideal for external tap installations, it ensures a strong and reliable connection.

MacDonald Plumbing Supplies MacValve Pushfit Stem Elbow 15mm x 10mm Chrome Plated

The MacValve Pushfit Stem Elbow 15mm x 10mm Chrome Plated is the perfect solution for creating angled connections in confined plumbing spaces. This pushfit fitting is designed for rapid, tool-free installation—just push to connect and achieve a strong, leak-resistant joint. With its corrosion-resistant chrome finish, it offers both durability and professional appearance, making it ideal for residential and commercial plumbing jobs.  

MacDonald Plumbing Supplies MacPress 22mm Red/Blue Lever Valves M Profile WRAS Approved

The MacPress 22mm Red/Blue Lever Valves M Profile are WRAS approved, offering reliable water flow control for press fit plumbing systems. Featuring convenient red and blue lever handles, they ensure easy operation and compliance with regulatory standards. Installation Instructions for Press Fittings   1. Ensure the copper tube is cut squarely. 2. Deburr the pipe internally and externally to form a smooth edge. 3. Check that the ‘O’ ring of the fitting is seated correctly and free from impurities. 4. Do not use jointing compound, oil or grease. 5. Insert the tube to the full depth of the socket. 6. Clearly mark the tube at full depth. 7. Aline the fitting with the jaw of the tool correctly. 8. Make the press connection, using a suitable M profile jaw.  

MacDonald Plumbing Supplies MacPress 28mm Red/Blue Lever Valves M Profile WRAS Approved

The MacPress 28mm Red/Blue Lever Valves M Profile are WRAS approved, offering reliable water flow control for press fit plumbing systems. Featuring convenient red and blue lever handles, they ensure easy operation and compliance with regulatory standards. Installation Instructions for Press Fittings   1. Ensure the copper tube is cut squarely. 2. Deburr the pipe internally and externally to form a smooth edge. 3. Check that the ‘O’ ring of the fitting is seated correctly and free from impurities. 4. Do not use jointing compound, oil or grease. 5. Insert the tube to the full depth of the socket. 6. Clearly mark the tube at full depth. 7. Aline the fitting with the jaw of the tool correctly. 8. Make the press connection, using a suitable M profile jaw.  

MacDonald Plumbing Supplies MacPress 35mm Red/Blue Lever Valves M Profile WRAS Approved

The MacPress 35mm Red/Blue Lever Valves M Profile are WRAS approved, offering reliable water flow control for press fit plumbing systems. Featuring convenient red and blue lever handles, they ensure easy operation and compliance with regulatory standards. Installation Instructions for Press Fittings   1. Ensure the copper tube is cut squarely. 2. Deburr the pipe internally and externally to form a smooth edge. 3. Check that the ‘O’ ring of the fitting is seated correctly and free from impurities. 4. Do not use jointing compound, oil or grease. 5. Insert the tube to the full depth of the socket. 6. Clearly mark the tube at full depth. 7. Aline the fitting with the jaw of the tool correctly. 8. Make the press connection, using a suitable M profile jaw.  

MacDonald Plumbing Supplies MacPress 42mm Red/Blue Lever Valves M Profile WRAS Approved

The MacPress 42mm Red/Blue Lever Valves M Profile are WRAS approved, offering reliable water flow control for press fit plumbing systems. Featuring convenient red and blue lever handles, they ensure easy operation and compliance with regulatory standards. Installation Instructions for Press Fittings   1. Ensure the copper tube is cut squarely. 2. Deburr the pipe internally and externally to form a smooth edge. 3. Check that the ‘O’ ring of the fitting is seated correctly and free from impurities. 4. Do not use jointing compound, oil or grease. 5. Insert the tube to the full depth of the socket. 6. Clearly mark the tube at full depth. 7. Aline the fitting with the jaw of the tool correctly. 8. Make the press connection, using a suitable M profile jaw.  

MacDonald Plumbing Supplies MacPress 54mm Red/Blue Lever Valves M Profile WRAS Approved

The MacPress 54mm Red/Blue Lever Valves M Profile are WRAS approved, offering reliable water flow control for press fit plumbing systems. Featuring convenient red and blue lever handles, they ensure easy operation and compliance with regulatory standards. Installation Instructions for Press Fittings   1. Ensure the copper tube is cut squarely. 2. Deburr the pipe internally and externally to form a smooth edge. 3. Check that the ‘O’ ring of the fitting is seated correctly and free from impurities. 4. Do not use jointing compound, oil or grease. 5. Insert the tube to the full depth of the socket. 6. Clearly mark the tube at full depth. 7. Aline the fitting with the jaw of the tool correctly. 8. Make the press connection, using a suitable M profile jaw.  

MacDonald Plumbing Supplies MacPress 15mm Red/Blue Lever Valves M Profile WRAS Approved

The MacPress 15mm Red/Blue Lever Valves M Profile are WRAS approved, offering reliable water flow control for press fit plumbing systems. Featuring convenient red and blue lever handles, they ensure easy operation and compliance with regulatory standards. Installation Instructions for Press Fittings   1. Ensure the copper tube is cut squarely. 2. Deburr the pipe internally and externally to form a smooth edge. 3. Check that the ‘O’ ring of the fitting is seated correctly and free from impurities. 4. Do not use jointing compound, oil or grease. 5. Insert the tube to the full depth of the socket. 6. Clearly mark the tube at full depth. 7. Aline the fitting with the jaw of the tool correctly. 8. Make the press connection, using a suitable M profile jaw.  

MacDonald Plumbing Supplies MacVent 15mm Compression Air Vent

The MacVent 15mm Compression Air Vent is a versatile manual air vent designed for use with 15mm compression fittings in heating, cooling, and other wet systems. Manufactured from durable brass, it can replace a standard 15mm olive to provide a convenient venting point. Suitable for both temporary and permanent applications, it offers a reusable and practical solution for installers working on vented and unvented systems.

MacDonald Plumbing Supplies 15mm Blue Butterfly Valve

Our 15mm Blue Butterfly Valve provides efficient flow control for plumbing systems.

MacDonald Plumbing Supplies 15mm Red Butterfly Valve

Our 15mm Red Butterfly Valve - BBV15R provides efficient flow control for plumbing systems.

MacDonald Plumbing Supplies 22mm Blue Butterfly Valve

Our 22mm Blue Butterfly Valve provides efficient flow control for plumbing systems.

MacDonald Plumbing Supplies 22mm Red Butterfly Valve

Our 22mm Red Butterfly Valve provides efficient flow control for plumbing systems.

MacDonald Plumbing Supplies Hose Union Bib Tap c/w DCV ½

The ½" Hose Union Bib Tap c/w DCV is a durable and reliable outdoor tap designed to provide convenient access to water for gardens, patios, garages, and external areas. Featuring a standard hose union connection and an integrated double check valve (DCV), it allows easy hose attachment while helping to prevent backflow into the mains water supply. Manufactured from high-quality materials, this bib tap offers dependable performance and long-lasting durability in domestic and commercial installations.

MacDonald Plumbing Supplies MacValve 1/2 Wallplate with 15mm x 350mm Copper Tube

Streamline your plumbing projects with our 1/2" Wallplate featuring a 15mm x 350mm Copper Tube. This comprehensive package offers a convenient solution for connecting your plumbing system securely and efficiently.

MacDonald Plumbing Supplies MacValve 15mm x ½ Male Iron Monobloc Tail Adaptor

The MacValve 15mm x ½" Male Iron Monobloc Tail Adaptor is a practical solution for converting standard 15mm valves or flexi tap connectors into a flat face connection. Designed specifically for use with monobloc taps featuring flexible tails and ½" swivel nuts, this adaptor fits neatly into an isolating valve to provide a reliable flat face sealing surface. Ideal for both new installations and replacement work, it ensures a secure and professional connection while helping to eliminate leaks caused by mismatched fittings. Suitable for everyday plumbing applications, it offers convenience, compatibility, and dependable performance.

MacDonald Plumbing Supplies MacValve 15mm x ⅜ Male Iron Monobloc Tail Adaptor

The MacValve 15mm x 3/8" Male Iron Monobloc Tail Adaptor is designed to convert standard 15mm valves or flexi tap connectors into a flat face connection suitable for monobloc taps with 3/8" flexible tails. By fitting directly into an isolating valve, it provides a clean, flat sealing surface for the swivel nut on the tap tail, helping to achieve a secure and leak-free installation. Ideal for both new installations and replacement work, this adaptor offers a simple and effective solution for modern tap connections in domestic and commercial plumbing applications.

MacDonald Plumbing Supplies Red & Blue Lever Ball Valve 42mm WRAS Approved

The Red & Blue Lever Ball Valve 42mm WRAS Approved is a robust valve designed for reliable water flow control in domestic and commercial plumbing systems. Featuring a standard bore design, it delivers efficient performance while maintaining smooth operation. The dual-colour lever handles (red for hot and blue for cold) provide clear identification, making installation and maintenance straightforward. WRAS approved, this valve meets strict UK standards for potable water, ensuring compliance, safety, and dependable long-term performance. It is ideal for installations requiring medium to large-diameter pipework.

MacDonald Plumbing Supplies Red & Blue Lever Ball Valve 54mm WRAS Approved

The Red & Blue Lever Ball Valve 54mm WRAS Approved is a heavy-duty valve designed for effective water flow control in domestic and commercial plumbing systems. With a standard bore design, it provides reliable performance while ensuring smooth operation. The red and blue lever handles allow clear identification of hot and cold lines, simplifying installation and maintenance. Fully WRAS approved, this valve meets UK standards for potable water, delivering safety, compliance, and long-term reliability. It is ideal for large-diameter pipework where durability and efficiency are essential.

MacDonald Plumbing Supplies Red & Blue Lever Ball Valve 35mm WRAS Approved

The Red & Blue Lever Ball Valve 35mm WRAS Approved is a high-quality valve designed for reliable water flow control in domestic and commercial plumbing systems. With a standard bore design, it provides efficient performance while maintaining ease of operation. The dual-colour lever handles (red for hot and blue for cold) ensure clear identification, simplifying installation and maintenance. WRAS approved, this valve meets stringent UK standards for potable water, ensuring safety, compliance, and dependable long-term use. It is suitable for a variety of plumbing applications where reliability and durability are essential.

MacDonald Plumbing Supplies Brass Stopcock DZR 35mm

The Brass Stopcock DZR 35mm is a practical plumbing fitting designed for controlling water flow within suitable pipework systems. Manufactured from dezincification resistant brass, it is designed to provide reliable performance in plumbing installations where resistance to dezincification is important. The 35mm size makes it suitable for compatible pipework and applications requiring a larger stopcock. A useful choice for plumbers and installers, it can be used across a range of domestic, commercial and maintenance plumbing projects where dependable water flow isolation is required.

MacDonald Plumbing Supplies Red & Blue Lever Ball Valve Full Bore 28mm WRAS Approved

The Red & Blue Lever Ball Valve 28mm Full Bore WRAS Approved is a high-performance valve designed for precise control of water flow in both domestic and commercial plumbing systems. Its full bore design ensures unrestricted water passage, reducing pressure loss and enhancing overall system efficiency. Featuring colour-coded lever handles (red for hot and blue for cold) this valve allows easy identification during installation and maintenance. WRAS approved, it complies with strict UK standards for potable water, ensuring safety, reliability, and long-lasting performance in any application.

MacDonald Plumbing Supplies Red & Blue Lever Ball Valve 22mm Full Bore WRAS Approved

The Red & Blue Lever Ball Valve 22mm Full Bore WRAS Approved provides a reliable and efficient solution for controlling water flow in plumbing systems. Featuring a full bore design, it allows unrestricted water passage, minimising pressure drop and maximising system efficiency. The dual-colour lever handles (red for hot and blue for cold) ensure clear identification, simplifying installation and maintenance. WRAS approved, this valve meets stringent UK standards for potable water, ensuring safety and compliance. Suitable for both domestic and commercial applications, it delivers long-lasting performance, durability, and ease of use.

MacDonald Plumbing Supplies Red & Blue Lever Ball Valve 15mm Full Bore WRAS Approved

The Red & Blue Lever Ball Valve 15mm Full Bore WRAS Approved is a high-quality valve designed for reliable flow control in plumbing systems. With a full bore design, it allows unrestricted water flow, reducing pressure loss and enhancing system efficiency. The dual-colour lever handles (red for hot and blue for cold) provide clear identification, making installation and maintenance simple and safe. WRAS approved, this valve meets strict UK standards for potable water applications, ensuring compliance and safety. Ideal for both domestic and commercial installations, it delivers robust performance, long service life, and ease of use.

MacDonald Plumbing Supplies MacCompression Wall Plate Elbow 15mm x ½

Explore our Compression Wall Plate Elbow 15mm x ½, an essential component for secure plumbing connections. Crafted from high-quality materials, this elbow ensures a reliable seal and robust fitting. Ideal for wall connections in various applications, including central heating and hot & cold water supplies. WRAS approved and compliant with BSEN1254-2 standards, guaranteeing quality and reliability.

MacDonald Plumbing Supplies WRAS Approved Thermostatic Mixing Valve 22mm

This WRAS approved thermostatic mixing valve (22mm) provides precise temperature control and is an essential component for plumbing systems.

MacDonald Plumbing Supplies Copper Stopcock MDPE 15mm x 25mm Poly Stopcock WRAS Approved

The Copper Stopcock MDPE 15mm x 25mm Poly Stopcock WRAS Approved is a high-quality stopcock designed to provide reliable isolation and flow control between 15mm copper pipe and 25mm MDPE pipe systems. Manufactured from durable brass and approved to WRAS standards, it offers dependable long-term performance for potable water installations. Ideal for domestic and commercial applications, it provides smooth operation and secure connections for underground and above-ground water supply systems.

MacDonald Plumbing Supplies Gate Type Pump Valve 28mm WRAS Approved

This Gate Type Pump Valve (28mm) with WRAS approval provides reliable flow control for pump systems.

MacDonald Plumbing Supplies Chrome Plated Isolating Valve With Black Lever 15mm WRAS

Chrome Plated Isolating Valve With Black Lever 15mm WRAS. Designed for both form and function, this high-quality valve features a sleek chrome-plated finish paired with a striking black lever handle for effortless control and modern appeal. Engineered for 15mm pipework, it provides easy isolation of water flow during maintenance or repairs. Suitable for both domestic and commercial systems, this WRAS approved valve delivers reliable performance and refined aesthetics.

MacDonald Plumbing Supplies Chrome Plated Service Valve 15mm x 1/2"

This chrome plated service valve (15mm x 1/2") provides reliable control and connection for plumbing services with its durable construction.

MacDonald Plumbing Supplies Gate Type Pump Valve 22mm WRAS Approved

This Gate Type Pump Valve (22mm) with WRAS approval provides reliable flow control for pump systems.

MacDonald Plumbing Supplies WRAS Approved Flexi Tap Connector 15mm x 1/2" x 300mm

The WRAS Approved Flexi Tap Connector 15mm x 1/2" x 300mm is a high-quality flexible plumbing connector designed to provide a secure and leak-free connection between a tap and the water supply pipe. With a durable stainless steel braided outer layer and EPDM rubber inner tube, it offers excellent flexibility, strength, and resistance to corrosion. WRAS approval ensures suitability for potable water systems and compliance with water regulations.

MacDonald Plumbing Supplies WRAS Approved Flexi Tap Connector with Isolator 15mm x 1/2" x 300mm

The WRAS Approved Flexi Tap Connector with Isolator 15mm x 1/2" x 300mm is a high-quality flexible plumbing connector designed to provide a secure and convenient connection between a tap and the water supply. Featuring an integrated isolator valve, it allows water flow to be shut off at the point of connection for easy maintenance and servicing. Constructed with a stainless steel braided outer layer and EPDM inner tube, it offers durability, flexibility, and WRAS approved safety for potable water systems.

MacDonald Plumbing Supplies MacValve Angled Isolating Valve CP 15mm x 15mm

The MacValve Angled Isolating Valve CP 15mm x 15mm is a high-quality compression valve designed to provide reliable water isolation while creating a neat and professional pipework installation. Featuring a durable chrome plated finish and an angled design, it is ideal for use in kitchens, bathrooms, utility rooms, and general plumbing applications. Easy to operate with a standard screwdriver, it allows quick isolation of the water supply for maintenance, repairs, or appliance replacement without shutting down the entire system.

MacDonald Plumbing Supplies MacValve 15mm WRAS Filling Loop Part L

The MacValve 15mm WRAS Filling Loop Part L is a reliable and compliant solution for refilling and maintaining pressure in domestic and commercial heating systems. Designed to meet Part L regulations and fully WRAS approved, it ensures safe operation while preventing backflow contamination. Suitable for use with boilers and other pressurised systems, this filling loop offers a straightforward and dependable method for topping up system pressure.

MacDonald Plumbing Supplies MacValve 15mm Type A Brass Drain Off Valve

The MacValve 15mm Type A Brass Drain Off Valve is a robust and essential component for ensuring efficient water drainage in plumbing systems. Suitable for both residential and commercial applications, this high-quality valve is designed for durability, corrosion resistance, and ease of use. Perfect for draining radiators, heating systems, and other water-filled equipment.