:lol: Re- concealed shower mixer valve. M. tks Leeds Plumber and Richard for all the useful gen; the method of using a shallow stud wall could be the solution.
One point to note - it is the wall that is 120mm thick/deep (an internal wall and not a cavity wall) and not a 120mm recess that...
This is my first posting :!: so I hope that I can make clear my problem.
The breeze-block wall in which I wish to install the mixer valve is 120mm deep including plaster(closest estimate).
How deep a recess would it be reasonable to attempt even if carefully cut by hand? I assume that there...