The radiators are brand new as a new heating system, radiators haven't been used til now, and i took them off to decorate.
The connection where the thermostat valve is leaking from connection closest to radiator. Other connection is leaking closest to pipe. If I attach more PTFE tape I will...
I am trying to reconnect a radiator - the nut from the radiator will not screw back on to the pipe connection. It tightens and then slackens appears the threads were damaged when the radiator was originally fitted. Can someone advise what I need to do without having to call a plumber if possible...