New answers tagged bathtub
Its evidently a pressure balanced valve. Most single handle valves are today.
Can you provide any pictures or a more detailed description? I presume these are normal threads and you are trying to turn the wrench counter-clockwise to loosen, right? :-) It sounds like there may be corrosion involved, which will make it difficult to loosen. It could also be good old-fashioned pipe-dope that is thoroughly set and hardened. A longer ...
Fish it out. A piece of gum (or tape) on the end of a stick might work, as might a clipped coat hanger with a 90° hook at one end.
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