Gas Interlock Solenoid Valve 1” 28mm Copper Pipe ZEV25. 1x 1” BSP 28mm Copper Pipe EVC25 Banico Gas Solenoid Valve. Gas Interlock Systems. Class A Gas Solenoid Valves are suitable for A Gas Solenoid Valve ensures gas cannot be turned on until the ventilation system is functioning correctly.
eBay