I need some chimney flue for a fire I am putting in the garage. prefer steel, but flexible class A liner wil do at a push. About 2.5 metres would do it. I know it's a long shot, but someone may have some knocking around in their junk pile. I had some until a clear out last year. Pm me if you have. M
https://www.fluedirect.co.uk theres some others but i think they are still this same company. I shall use them agin for my next one. You can buy by the metre as well