Good time of day. It was started introducing EN standards in my country and we have a lot of problems with understanding them. How should I choose class for windows and doors according to EN 14351-1:2006? Where the requirments to windows and doors are written??? For example depending on what should I choose air permeability class?
Good time of day. It was started introducing EN standards in my country and we have a lot of problems with understanding them. How should I choose class for windows and doors according to EN 14351-1:2006? Where the requirments to windows and doors are written??? For example depending on what should I choose air permeability class?