Thanks for the help guys.
As i've struggled to get hold of this celotex TD3000 stuff think i'm just going to go for standard foil-backed rigid insulation boards and then buy the vapour control layer (VCL) as a sheet and lay between the interior side of the insulation and the roof deck board...
I'm about to fit a new flat roof on me extension as it's started to leak. I'm looking at a warm roof construction with EPDM rubber on top.
To make this a bit simpler for me i've been looking at the Celotex TD3000 series insulation board with ply on the top and a vapour control layer on the...
