It is a fact that in general most of the preparatory work in the Technical Committees and working groups in CEN is in English. The underlying documentation and the preliminary drafts are in ...
To support the open EU market, more and more standards have been prepared as ENӳ. For building products this is even a requirement based on EU mandates to CEN according to the EU-CPD ...
There is little information on the subject at the moment. A study referenced in a paper written by Erhorn et al. and presented at the 2008 AIVC conference shows airtightness values of 31 ...
