AS A REFERENCE POINT, HERE ARE SOME GRAPHS SHOWING
THE PERFORMANCE OF
THE VORTEX II BI-STABLE VORTEX FUME HOOD
Click Here To Download TheTracer Gas Performance Test Results
When tested to the standards of the ASHRAE 110-1995 Method of Testing
Laboratory Fume Hoods,
the Vortex II, Bi-Stable Vortex Fume Safety Cabinet performs exceptionally
It qualifies as a "Class A" fume hood, per the performance
specification in the ANSI/AIHA Z9.5-1992 American National Standard
for Laboratory Ventilation.
NOTE THAT THE CHANGE IN SASH POSITION
DOES NOT AFFECT THE PERFORMACE OF THE VORTEX II
These ASHRAE tracer gas test results show a standard 6' bench Bi-Stable
Vortex Fume Safety Cabinet's performance, in both the horizontal and
vertical sash postitions at 59 FPM and 44 FPM respectively indicating
a spillage rate well below the acceptable criteria of 0.05 ppm of tracer
gas. Testing was completed by an independent testing agency.
PLEASE CLICK ON A LINK BELOW TO FIND OUT MORE INFORMATION
FROM OUTSIDE SOURCES ON THE PROPER METHOD OF TESTING A FUME HOOD AND THE
SAFETY ISSUED INVOLVED WITH FUME HOODS INSTALLED IN LABORATORIES.