Recent content by hellow

will building control approve this? will I get the U value that's needed ? they keep talking about condensation risk assessment

Question I had a flat roof designed wrong/build and trying to find the "correct" answer to fix it. Currently have the roof build as follows Joist 200mm @400 Centers 75x50 firings 18 mm OSB Membrane 50mm PIR insulations 18mm OSB oprema 3kg per 5Kg per cap sheet No this doesnt meet the Uvalues...