Roofers which is the best flat roof repair stuff? Information, help and tips on many areas of roofing including trusses, tiling, venting, insulation etc....

[tywyn]

Well it's for a roof with a gully. The scaffolding and permit has already cost £500, so I want to get this right as I don't want to be doing this again in a few years. I've been looking at Cromapol and Roof Fix. Which is the best?