Thanks for that John. The pipe system is extremely starightforward with 1 downward bend from the header tank, and 2 horizontal bends around internal corners with smaller diameter pipes going up into the radiators.
Would it be possible to purchase a small bore flexible metal "snake" - like a...
We have a very old stand-alone wood burning boiler serving several radiators. The boiler has just started to leak - not totally unexpected - but no water has been coming in from the header tank to replace the leakage. By now quite a bit of water has leaked out.
I have inserted a good length of...