Trident Motorised Zone Valve Actuator 2 PORT 22mm 28mm Replaces Honeywell V4043H

2 port Motorised Valve. Trident 2 Port zone valve compatible with. THIS ACCESSORY MUST BE FITTED BY A COMPETENT PERSON, AND INSTALLATION MUST COMPLY WITH THE GUIDANCE PROVIDED IN THE CURRENT EDITIONS OF BS7671 (IEE WIRING REGULATIONS) AND PART ‘P’ OF THE BUILDING REGULATIONS.

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