2 Port 22mm or 28mm Motorised Zone Valve Head Can Replace Honeywell V4043H1056 V4043H1106 V4043C1156 V4043H1007 V4043H1080 Material Brass Brand banico Inlet connection type tubing Number of ports 2 Specification met British Gas Number 378452 Valve typezone_valve 2 Port 22mm or 28mm Motorised Zone Valve Head Can Replace Honeywell V4043H1056 This unit is a direct replacement for the following installed with a longer guarantee Honeywell V4043H1056 Honeywell V4073H1106 Honeywell V4043C1156 Honeywell V4043H1007 Honeywell V4043H1080 Honeywell 272848 Honeywell motorised valves made before 1987 will also require a 40003918-006 conversion kit. Valves made after 1987 can be identified by a bump on the top of the powerhead British gas no. 378452
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