Drayton 2 Port Zone Valve - 22mm

All Drayton zone valves feature new "snap-on" actuators and have industry-standard wiring and dimensions.
Manual lever and valve position, Replaceable actuators, Replaceable motors

Drayton 3 Port Mid Position Valve - 22mm

All Drayton diverter and mid-position valves feature new "snap-on" actuators and have industry-standard wiring and dimensions.

Honeywell 2 Port Zone Valve: V4043 H 1056: 22mm

The V4043 series of two port Motorised Valves has a wide range of flow control applications in domestic and light commercial central heating systems. The V4043H normally closed models have end switches for electrical control of pump and/or boiler. The V4043B normally open model is particularly applicable to control of solid fuel systems, since it will always fail-safe in the event of a power failure.

• Motor open
• Spring return action
• Manual lever for filling & draining the system
• Powerhead replaceable without draining down
• Potential free end switch for electrical control of pump and/or boiler
• Quiet operation, minimal power consumption

Honeywell 3 Port Motorised Mid Position Valve: V4073 A 1039: 22mm

The V4073A Valve has been designed to control the flow of water in domestic central heating systems, where both radiator and hot water cylinder circuits are pumped. It is typically suited for small to medium sized installations.

• Spring return action
• Three position operation
• Powerhead replaceable without draining down
• Manual lever for filling/draining down
• Quiet operation, minimal power consumption
• Provides electrical output to boiler and/or pump