Where to use Full turn Concealed Valve? Sankar Krishna September 18, 2019 19:28 Updated Follow When water head / pressures are High , it is recommended to use a multi turn turn mechanism for better flow control. Related articles Where to use Quarter Turn Concealed Valve? Where should solvent joint and pushfit joint are to be used? Can we use any other metal adaptors? Comments 0 comments Please sign in to leave a comment.