2 Port 1 inch BSP female Heating Motorised Zone Valve Can Replace Honeywell
2 Port 3/4 BSP female Comp. Heating Motorised Zone Valve Can Replace Honeywell. 2 Port 1" BSP Comp. Heating Motorised Zone Valve Replace Honeywell V4043H1080. 2 Port 22mm or 28mm Motorised Zone Valve Head Can Replace Honeywell V4043H1056.