Drayton 22mm Zone Valve (ZA5-679-2) 2 Port Manufacturers Part Number: 27100 22mm Compression fittings  New “snap-on” actuators can be removed at the push of a button 100% tight shut off Manual...

The Drayton motorised valve now incorporates a “snap on” actuator, which simplifies future servicing. The actuator can be removed from the body simply by pressing the release button on the...

Honeywell Motorised Valve V4073A 3 Port Replacement Power Head. Honeywell Replacement Power head for V4073A The 40003916 series power heads enable the complete power head assembly to be replaced without...

Honeywell Motorised Valve V4043H 2 Port Replacement Power Head. Honeywell Replacement Power head for V4043H The 40003916 series power heads enable the complete power head assembly to be replaced without...

Motorised 28mm 3 Port Mid-Position Valve. This 3 port mid position diverter valve has been designed to control the flow of water in small bore domestic central heating systems, where...

Honeywell Motorised 22mm 3 Port Mid-Position Valve. This 3 port mid position diverter valve has been designed to control the flow of water in small bore domestic central heating systems,...

Honeywell Motorised 28mm 2 Port Zone Valve. 5 Wire. Is a two port valve and has a wide range of applications in domestic central heating systems. The V4043H normally closed...

Honeywell Motorised 22mm 2 Port Zone Valve. 5 Wire. Is a two port valve and has a wide range of applications in domestic central heating systems. The V4043H normally closed...