Single fan blower door system

Air tightness testing resources

Air tightness testers in Australia

ATTMA maintains a list of accredited testers in Australia. Some testers are accredited to level 1 (smaller buildings) and others are accredited to level 2 for larger buildings. All ATTMA testers submit their test results to the very large ATTMA Lodgement database.

Industry associations


International test standard

The ISO test standard is ISO 9972:2015 (Thermal performance of buildings -- Determination of air permeability of buildings -- Fan pressurization method).

Technical standards

ATTMA also produces the following technical standards: