Standard

AS/NZS 21904.4

Published

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Abstract

This document specifies two methods for establishing the minimum air volume flow rate. One method is dedicated for use with captor hoods, nozzles and slot nozzles with a ratio of slot length to hose diameter of 8:1 or less. The other method is dedicated for use with on-gun extraction devices. These methods are not applicable to down draught tables.  

Document information

  • Standard from SA_AC
  • Published:
  • Version: 0
  • Document type: IS