Siemens CZV228 2 Port Zone Valve (6 Wire) 28mm
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28mm 2 Port zone valve 6 wire used for controlling the flow of separate heating and hot water zones. Demountable actuator (power head) Replaceable motor Wedge type actuator Spring return operation Manual lever for flushing or filling the system Industry standard wiring Standard motor voltage is 230V giving a motor power of 5W Brass valve body 1 metre lead length
