Total ventilation air flow rate: Continous measurement – constant flow technique (NT VVS 074)

  • Report #: NT VVS 074
  • Approved: May 1989
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  The scope of the method is to determine the total inflow of outdoor air to a ventilated space. The method is suitable for predicting the time average flow rate during a longer period of time. The method may also be applied to record the flow rate in ducts.  
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