Nick goes on to demand structural simplicity and straightforward simple details to
achieve air tightness.
Not exact matches
An
air tightness level 20 times better than Building Regulations recommend was
achieved by running workshops with the designers to develop robust details, helping the contractor, Thomas Vale, to reach this outcome.
These are assembled into lightweight hollow cassettes like big bricks of Lego, which can be filled with recycled newspaper to
achieve a high level of insulation and
air tightness.
Final
air tightness of 1.0 ach50 was
achieved after extensive testing and leak fixing at various details, namely the joist pockets in the party walls.
The design metrics for Passive House that you most frequently hear about are quantification of the energy performance and
air -
tightness necessary for
achieving Passive House Certification.