The purpose of the article is to introduce the condition of airtightness measurement market of large buildings in the Baltic states and in some European countries.
There are also considered national building norms of envelope airtightness and measured values.
Based on the measurement results of large buildings (more than 4,000 m3 volume according to ISO 9972-2015) the article assesses compliance of building norms of some countries with the actual building envelopes and the implementation of their controlling and stimulating functions.
In conclusion there is considered an example of testing and measurement of the large building 1,140,000 m3 volume.
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