This shows the value of inspecting a flue liner before you sweep. Here the liner has started to unravel where it enters the connector to the stove pipe. It had been power swept for example if it probable that it would have tangled and been damaged beyond repair.
Surprisingly CCTV equipment isn’t mandatory kit for many of the sweeping associations and there are many sweeps in Bristol who don’t carry it. You need it to take the guesswork out and improve safety. You can find the full details of our CCTV services HERE.