MacDonald Plumbing Supplies MacValve 28mm 3 Port Mid Position Motorised Valve

The MacValve 28mm 3 Port Mid Position Motorised Valve is designed to control water flow in central heating and domestic hot water systems. When installed with suitable room and cylinder thermostats, it provides automatic regulation of both services and moves to the mid position when heating and hot water are required at the same time. Designed for compatible 28mm pipework, it is supplied with compression fittings and features a synchronous motor drive with spring return action. The replaceable actuator head can be changed without draining down the system, helping simplify maintenance. An auxiliary switch, integrated manual lever and 1 metre five core flex provide useful features for professional plumbing and heating installations.

MacDonald Plumbing Supplies MacValve 22mm Mid Position Motorised Valve

The 22mm 3 Port Mid Position Motorised Valve is designed to control the flow of water in central heating and domestic hot water systems. When installed with suitable room and cylinder thermostats, it provides automatic regulation of both services, moving to the mid position when heating and hot water are required together. The valve features a synchronous motor drive with spring return action and is supplied with 22mm compression fittings. Its replaceable actuator head can be changed without draining down the system, making maintenance more straightforward. With an auxiliary switch, integrated manual lever and 1 metre five core flex, it offers practical functionality for professional plumbing and heating installations.

MacDonald Plumbing Supplies MacValve 22mm 2 Port Motorised Valve

The MacValve 22mm 2 Port Motorised Valve is designed to provide zone control for central heating and domestic hot water systems. It uses a synchronous motor drive with spring return action to control the flow of water through the connected pipework. Supplied with compression fittings, this valve is suitable for compatible 22mm installations. The replaceable actuator head can be exchanged without draining the system, helping simplify servicing and maintenance. Additional features include an auxiliary switch, an integrated manual lever for commissioning and a 1 metre five core flex. Operating on a 230V, 50Hz supply, it provides a practical control solution for plumbers and heating engineers.

MacDonald Plumbing Supplies MacControl Dual Channel Programmer

MacControl Dual Channel Programmer is a mains powered digital programmer designed to provide flexible time based control of central heating and hot water systems. With independent channels for heating and hot water, it allows installers and homeowners to create schedules suited to their daily routines. The programmer is compatible with gravity fed and fully pumped systems, including S plan and Y plan configurations. Multiple programming options, three ON/OFF periods per channel, holiday mode, frost protection and useful override functions provide precise and convenient control for modern residential heating systems.

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 MacPump 3 Speed Domestic Circulating Pump - 25/6-130

The MacPump 3 Speed Domestic Circulating Pump - 25/6-130 is a reliable and energy-efficient solution for circulating water in domestic heating systems. Designed for use in radiator circuits, hot water systems, and underfloor heating, it features a 3-speed manual setting for flexible control of flow rates. With a 6m head and simple plug-and-pump installation, it offers dependable performance and ease of use.