Specifies minimum requirements for the design, installation and commissioning of air-handling and water systems of buildings, other than sole occupancy dwellings, for the purposes of microbial control. It does not include requirements for refrigerated room airconditioners and non-ducted split systems.

First published as part of AS 3666-1989. Jointly revised and redesignated in part as AS/NZS 3666.1:1995. Second edition 2002.