Valves

The Danfoss HSA3 (087N6587) is a reliable 230 V, 3-port mid-position spring-return actuator for H-series motorised valves. Featuring an internally-linked SPST auxiliary switch, it provides precise control over heating and hot water flow. Its fast response (≤ 35s open / ≤ 20s close) and manual override lever make it a dependable choice for upgrades or replacements in domestic and commercial heating systems.

The VCDS Chrome Plated Double Check Valve with Isolation Valve 15mm (DCBL15) provides secure backflow prevention while allowing easy isolation for maintenance and repairs. Ideal for domestic and commercial plumbing systems, this durable chrome-finished valve ensures reliable water protection and efficient operation. Perfect for professionals and DIY users, it delivers long-lasting performance and straightforward installation. Trust Plumbco for quality valves and fast delivery.

The Altecnic Merchant Mixing Valve – Series 5213 (15mm, CA-100822) provides accurate temperature control by blending hot and cold water to a safe, consistent outlet temperature. Its durable brass construction and adjustable setting make it ideal for domestic hot water systems, helping prevent scalding while improving system efficiency. Designed for easy installation, this mixing valve ensures long-lasting performance and reliable temperature stability.

The Danfoss ARV22 Auto By‑Pass Valve (part 099‑106300) is a compact, angled‑pattern control valve for 22 mm pipework that automatically opens and closes to maintain minimum flow in heating systems. It’s designed to reduce noise and protect low‑water content boilers by balancing flow and pressure as radiator thermostats adjust.

The EPH Controls 2 Port Valve V222P is a 22mm compression valve designed for accurate control of heating circuits. Durable and easy to install, it ensures efficient water flow management in both domestic and commercial heating systems.

The Caleffi Circlip Pressure Relief Valve 6 Bar (F0000412) is designed to provide reliable protection for your plumbing systems. With a pressure rating of 6.0 bar, this valve is ideal for use with the MK3 Caleffi Multibloc. It features a durable circlip connection for secure and efficient installation, ensuring long-term performance and safety. Perfect for maintaining optimal pressure levels in your system and preventing damage from overpressure.

The Altecnic Series 533 22 mm cold pressure reducing valve (533651) reduces and stabilises incoming mains pressure, protecting taps and appliances from excessive force. Featuring a precision diaphragm for consistent regulation, a low‑noise large outlet chamber, and a removable cartridge and strainer for easy maintenance, this WRAS‑approved brass valve is ideal for domestic plumbing systems.

The Honeywell Home 22 mm 2‑Port Zone Valve (V4043H1056/U) is a high‑quality motorised valve designed for domestic heating systems. With 22 mm compression connections, spring‑return action, manual lever for filling/draining and an auxiliary end switch for boiler or pump control, it offers dependable performance and minimal power consumption.

The EPH Controls B322MID is a 3 port mid position valve with 22mm compression, designed for precise control of heating circuits. Durable and easy to install, it ensures efficient water flow management in both domestic and commercial heating systems.

The Danfoss HP22 22 mm 2‑Port Motorised Valve (087N660900) is designed for seamless integration into 22 mm copper or iron pipe systems, offering two-port motorised flow control with self-cleaning positive shut-off shoes and a spring-return actuator for dependable valve performance.

The Wavin Osma Soil 4S303W 40/32mm Air Admittance Valve is designed to regulate air pressure in soil and waste systems, preventing the siphoning of traps and ensuring smooth drainage. This high-quality valve is ideal for both residential and commercial applications, offering reliable performance and easy installation.

The Polypipe SPV110B Air Admittance Valve 4in/110mm is a high‑quality PVCu solvent socket valve designed for 110 mm soil/vent systems. Suitable for external use, it allows air into wastewater drainage and prevents foul gases from entering the building. Certified to BS4514 & EN1329, it’s ideal for 4‑inch soil stacks in commercial or domestic installations.

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.

A complete pack for cleaning, protecting and guarding a central heating system. The TF1 Omega Filter is a precision-engineered, sealed in-line system filter made from nickel plated brass. This market-leading, high-performance filter is available with quality valves and slip socket connections, which is an industry first. The TF1 Omega Filter offers the ultimate in installer choice and has a market-leading 25 year warranty. Supplied with best-in-class chemical water treatment, Cleaner F3 and Protector F1 to ensure system efficiency and longevity.

The Danfoss HP28 2‑Port Motorised Valve 28 mm (part 087N6611) is a robust motorised zone valve with external compression connections, shoe‑type valve body and integrated actuator. Designed for domestic heating systems with 28 mm pipework, it offers reliable open/close control, tight shut‑off and compatibility with both copper and iron pipe installations.

The Honeywell Home 22 mm 3‑Port Diverter Valve (V4044C1288/U) is a high‑quality motorised valve designed for domestic fully‑pumped central heating systems. Its 22 mm compression connections, two‑position operation and spring‑return mechanism allow seamless switching between heating and hot‑water services for enhanced system flexibility and reliability.

The Honeywell Home 2 Port Zone Valve 28 mm V4043H1106/U is a precision‑engineered motorised valve designed for domestic and light commercial heating systems. With a 28 mm compression connection, spring‑return action, auxiliary end switch to control boiler or pump circuits, and minimal power consumption for quieter operation, it’s the ideal upgrade to enhance system efficiency.

The Caleffi Loose Nut Pressure Relief Valve 4.5 Bar F0000242 is a reliable solution for managing excessive pressure in plumbing systems. Designed with precision and durability, this valve ensures optimal performance and safety. With easy installation and adjustable settings, it offers peace of mind for both homeowners and professionals alike.

The Pegler Yorkshire Thermostatic TMV2/3 Mixing Valve (15mm, 5A1401) is an anti-scald valve designed for safety and performance. Featuring high-quality manufacturing and easy installation with Prestex compression connections, this valve is ideal for healthcare, public, educational, commercial, and domestic projects. WRAS approved, it helps eliminate scalding risks, providing reliable temperature control in various environments.

The Bristan 15mm Thermostatic Mixing Valve provides reliable temperature control for baths and showers, ensuring a safe and comfortable bathing experience. With a compact design and robust build, it's suitable for both residential and commercial applications, offering peace of mind and durability.

The Honeywell V4073A1039 Mid‑Position Valve is a 22 mm compression three‑port motorised valve designed for conventional pumped central‑heating systems. It features a manual lever for filling/down‑filling, spring‑return operation, and a replaceable powerhead without system drainage, making it a reliable choice for installers seeking efficient flow‑diversion in Y‑Plan or S‑Plan configurations.

The Honeywell V04044C 1569 3 Port Diverter Valve 28mm is designed for efficient control of water flow in your heating system. This durable valve features a reliable diverter mechanism that allows seamless switching between different heating circuits. Ideal for residential and commercial applications, it ensures smooth operation and easy installation.

The Danfoss HS3 22 mm 3‑Port Motorised Valve (Part 087N6613) combines a robust 22 mm external‑compression valve body with a responsive actuator, engineered for mid‑position diverting control in modern heating systems. Ideal for two‑zone or multi‑zone set‑ups, it delivers reliable performance and a seamless fit for upgrades or replacements.

The Honeywell Home V4043H1080/U 1″ 2‑Port Motorised Zone Valve is a premium 1 inch (28 mm equivalent) motorised valve engineered for domestic and light commercial heating systems. Featuring a spring‑return action, manual lever for system filling/draining, and replaceable power‑head without draining the system, it ensures quiet, efficient flow control and simple maintenance.

The Honeywell Home V4073A1088/U 28 mm Mid‑Position Mid‑Position Valve is a robust 28 mm motorised 3‑port valve built to manage flow in domestic central heating systems where both the radiator and hot‑water cylinder circuits are pumped. With compression connections, spring‑return action, manual lever for filling/draining and removable power‑head without system drain‑down, it’s designed to simplify installation and improve system performance.

The Danfoss HS3B28 28 mm 3‑Port Motorised Valve (part no. 087N6651) is a premium mid‑position motorised valve with a 28 mm external compression connection, dedicated actuator and paddle mechanism. Ideal for two‑zone heating setups or complex system balancing, it supports up to 0.7 bar differential pressure and is engineered for smooth integration and efficient control.

The Wavin OsmaS ABS AAV WT 110 4S304W is a high-quality air admittance valve for 110 mm soil and waste systems. Designed to prevent unpleasant odors and maintain proper airflow, it ensures reliable, leak-free performance while simplifying installation in residential and commercial plumbing systems.