Thanks again for your advice Woody.
I agree. - Shame the poly backed doesn't have a vapour barrier.
Found this site yesterday , its been very useful - especially when costs are concerned:
http://www.vesma.com/tutorial/uvalue01/uvalue01.htm
Ive so far compared 11 different options ranging...
Thanks for that Woody. I just have an awkward ceiling to apply a membrane internally, but I guess it has to go on. I was thinking that the air tightness might avoid the need for one without the drafts sucking in air and moisture. What are your thoughts on saving a few quid by avoiding the metal...
Hi
Ill give you some background of the build so far and then hopefully someone will be able to give me some advice as my latest job seems to be trawling the internet!!
SUMMER HOUSE / STORAGE / HOBBY WORKSHOP
BASE
Reinforced concrete slab 100+mm x 7.2 x 3.6m
4x2 treated timber bearers DPC...