
AKA Ball Cock. Is a valve used to control the flow of water into a cistern, the valve being controlled by the level of water in the cistern.
Found on
http://www.encyclo.co.uk/local/20844

Is a valve used to control the flow of water into a cistern, the valve being controlled by the level of water in the cistern.
Found on
https://www.encyclo.co.uk/local/20822
No exact match found.