Bristan Quest (Recessed) Shower will not switch off.

The shower takes many attempts to switch off. I have to turn back and forth as quick and hard as I can before it will turn off - usually on the 6th - 10th attempt. Can someone please advise what might be causing this and what I would need to do to repair this. many thanks in advance for anyone that
Asked 8 years ago by Paul
You may have a faulty , www.showerdoc.com/bristan-piston-hsg-cold-00621141
on the hot or cold side or both.

Answered 8 years ago by Anonymous

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