Siemens CZV222 Zone Valve

* 22mm
* De-mountable actuator (power head)
* Replaceable motor
* Wedge type actuator
* Spring return operation
* Manual lever for flushing or filling the system
* Industry standard wiring

Direct replacement (Same wiring dimensions & thread) for:
Landis & Gyr / Landis & Staefa / Siemens ZAV-222 ZA-V222C 2PZV-V22
Boss Therm B2P22 BZV22
Tower MV2-22C