Don't mind me while I bump up some older but good threads. If you can contribute to the thread, go ahead. But if it's nothing for you then don't reply and it'll soon drop off the What's New page etc.
Worth linking to our new forum structure while I'm doing stuff:-
I had a small leak in the main water line before the stop tap in my 1950s house. The copper pipe had worn away over the past 70 years, causing a small crack in the copper.
A plumber/builder fixed...