Every day at OHD we strive to protect those who protect us! We accomplish that by developing and offering industry-leading health and safety instruments that protect the world’s lungs, hearing, and...
OHD is committed to the research and future development of Respiratory Protection. That is why we have recently partnered with the University of West Virginia and their Department of Industrial and...
Have you been waiting for the right time to upgrade your fit tester from the TSI PortaCount® to the revolutionary OHD Quantifit®? Aren't you tired of the inconvenience of sometimes having to ensure...
Tomorrow night New York City will host one of its largest crowds of the year for the annual New Year's Eve Ball drop. According to this CBS News article over 7000+ New York City Police officers will be on patrol watching over...
This solution will apply only to version 3.0.1 for FitTester 3000 and version 5.0.1 for the Quantifit . If you have the newer Quantifit, it is highly recommended that you upgrade to FitTrack GOLD. Call us for details. The symptom...
In order to achieve the highest level of fit testing, it is important to know the various parts of a respirator and how to prepare that mask for testing. Every mask regardless of type will have some form of valve which...
