when doing the house up i ripped out the old type gas pipe to replace with a new one.
what size does this need to be?
Dotn worry, I want to do all the piping and then get a corgi registered engineer to pressure test it and do final connections, i'll just get it ready
is 22mm or 28mm required?
what size does this need to be?
Dotn worry, I want to do all the piping and then get a corgi registered engineer to pressure test it and do final connections, i'll just get it ready
is 22mm or 28mm required?