OHD | Occupational Health Dynamics • Your Protection. Our Priority. OHD leads the industry as the only global provider of both OSHA- and ISO-recognized quantitative respirator fit testing technologies With QuantiFit2 and AeroFit, we deliver not only precise results but also an intuitive, seamless user experience that redefines fit testing standards
OHD OHD's patented Controlled Negative Pressure (CNP) Technology directly measures respirator leakage, using air as the only challenge agent No consumables required The unit measures the leak rate (in cc min) by determining the exact amount of air that leaks into the respirator during the fit test
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QuantiFit2 • OHD | Occupational Health Dynamics The QuantiFit2 is a highly specialized instrument that utilizes OHD’s scientifically proven and patented Controlled Negative Pressure (CNP) technology to directly measure respirator leakage
OHD: AeroFit and QuantiFit2 Fit Test Devices OHD's patented Controlled Negative Pressure (CNP) Technology directly measures respirator leakage, using air as the only challenge agent Complete a full OSHA or ISO fit test in as little as two minutes – no waiting periods for smokers or post-meal testing
AeroFit • OHD | Occupational Health Dynamics Built for User Experience and Efficiency Experience an intuitive, self-guided fit test process with AeroFit’s built-in interactive screen Silent Operation (Patent Pending) Eliminates the noise associated with other fit test machines for a more pleasant experience Interactive Test Experience Test subjects are guided through the process with animations and instructions Particle Generation