Seized cartridge
www.showerdoc.com/ultra-concealed-twin-thermostatic-shower-valve-shower-spares
My only thought to get the cartridge to release is some wd40 and some heat on the valve body from a gas torch or or a heat gun, if you go down this road take care to insure that there is nothing flammable close to the valve.
Answered 7 years ago by George Thomson
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