Description
- Standard port: ½”- 1¼” (DN15 – DN32)
- Full port: ½”- 1″ (DN15 – DN25)
A spring-loaded device that force the valve into close or open base position. By manually forcing the valve handle, it can be temporary turned into the opposite position (close or open respectively). Once handle is released the device will automatic force the valve into its base position.
