if this shower is not deigned for high pressure, then this is the problem why it has started (since the combi boiler was installed) - although it may be the thermostatic cartridge failing ...
Hello people, my first post so I hope somebody can help me!
I had a stiff tap in my bathroom basin. The hot side (not that it makes a difference) - and so I decided to undo the headgear nut and take out the valve from the body of the tap.
The tap is a lever turn, and has no washer, it is...