Hi, I am putting up a large 5x3 metre shed. Can anyone tell me how thick the concrete base should be?
I figure laying and compacting hardcore first, how deep should that be?
Should I be putting some sort of membrane into the equation?
cheers Simon B
Hi All, I am planning a major makeover of the back half of a 1920's terraced house. Currently the only plumbing is a back boiler behind a gas fire in the main room, kitchen in a single storey extension, and a first floor bathroom the soil pipe of which drops down the outside back wall in the...