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 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 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 MacValve 15mm & 22mm Pressure Reducing Valve & Gauge

The MacValve 15mm & 22mm Pressure Reducing Valve, complete with a pressure gauge, is designed to efficiently regulate and reduce pressure in plumbing and heating systems. With dual compatibility for 15mm and 22mm pipe sizes, this valve offers flexible installation and ensures system protection by controlling excessive water pressure. Adjustable outlet pressure between 1 and 6 bar with a factory pre-set of 3 bar.

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.