Metro Environmental Company
a Division of Clark Seif Clark, Inc.
Solutions for Indoor Air Quality Problems
 
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Case Studies
Ventilation efficiency monitor (VEM) data for CO2 in four locations Lab is Lab, OA is outdoor air, SA is supply air, RA is return air.



Graph for one ventilation efficiency monitor (VEM) data over a week (CO2 in red and Temp in Blue).



Photo of ventilation efficiency monitor (VEM) on a work station (innocuous little grey box in center).



A photo of closed outdoor air intake louvers.



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