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Myths about building envelopes.

Persily A K, 1999
air leakage | air tightness | building envelope
Bibliographic info: USA, ASHRAE Journal, March 1999, pp 39-47
Languages: English

It is often assumed that commercial and institutional buildings are fairly airtight and that envelope air leakage does not have a significant impact on energy consumption and indoor air quality in these buildings. Furthermore, it is assumed that more recently constructed buildings are tighter than older buildings. However, very little data is available on the airtightness of building envelopes in commercial and institutional buildings.


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