My house is a largish detached property, the central heating wa
installed 30 years ago with all downstairs pipework in the cemen floor screed. each radiator has a half inch copper feed pipe, I have had a new boile installed and am not completely satisfied with the rad heat output o the rads furthest from the boiler. I was thinking of piping surface 2 mm pipe and then reducing to 15 mm near the rads. ( Ive persuaded th wife this is the best option. This would mean some longish runs of pip but at least most of it would be in 22mm. Anyone comment on thi
-- mike guitar