3 Port 22mm or 28mm Motorised Zone Valve Head Can Replace Honeywell V4043H1056

Fix The Bog Banico ZEV20 BSP Gas Solenoid Valve 230VAC. Closed by power interruption in less than one second. Automatic reset so that that electrical power alone will re-open them. They can be electrically connected to an alarm system and/or to a knock-off switch.

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