scope:

This Standard specifies minimum requirements for the operation and maintenance of air-handling and water systems of buildings for the purposes of microbial control. It does not include requirements for refrigerated room airconditioners and non-ducted split systems.

NOTES:

1 In the event of an outbreak of legionnaire's disease, special action will be necessary. This will be advised by the health authorities.

2 Further information on the control of microbial growth in air-handling and water systems of buildings is given in HB 32.

3 Design, installation and commissioning requirements are given in AS/NZS 3666.1.

4 AS/NZS 3666.4 and AS/NZS 3666.3 provide performance-based alternatives to the prescriptive cleaning requirements of Clause 2.3 and 2.5 of this Standard.