Measuring strategies for the airtightness measurement of multifamily residences

The demand for airtightness measurements in residential buildings rises. Thus alsothe interest in airtightness measurements in multi-family resindences grows. Thequestions, which are often posed, amongst others are:- Must the entire building be measured or is it enough to measure each dwellingindividually?- Is the the whole building to be measured, if the attic is developed?In this contribution typical questions are answered.