This AccuTec Services, Inc. report shows that the Protector XStream Hood was tested beyond the SEFA-1† standards. With a face velocity of 40 fpm and sash completely open, the Protector XStream was subjected to 50 fpm cross drafts, NIH† protocol, and tracer gas measurements in the chest of a mannequin. In each scenario, the Protector XStream allowed 0.00 ppm average level of tracer gas outside the fume hood.
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