The stopcock appears to be feeding a gas cylinder with the filler valve on the other side. Do you mean turn this off or should there be another? Can I turn off the water stopcock to the house if we're not sure...would that work in the same way?
Hi, I noticed the pressure on my boiler was below the recommended level so I topped it up but it must have kept on rising beyond what I had intended and is now just above bar 3. The PRV at the back of the house is leaking and I have bled all my radiators but only water comes out. when the...