party walls

Tightness and its testing in single and terraced houses Tathetsprovning av smahus och radhus.

Submitted by on Sat, 07/06/2013 - 15:50

The Swedish building regulations give recommended tightness values for buildings of 3 air changes per hour for single houses, 2 air changes per hour for other housing with not more than two stories and 1 air change per hour fortaller buildings.