This International Standard specifies a method for the determination of the air permeability of doorsets to be fitted in exterior walls and supplied in the form of completely assembled and finished units.
It applies to all doorsets, made of any material, in the normal operating condition for which they are designed and installed according to the manufacturer's recommendations as in a finished building, bearing in mind the conditions of test as defined below. It does not apply to the joints between the doorsets and surrounding components and material.