Quantifit

OHD Partners with Marshall University with Donated Quantifit

OHD is committed to the research and future development of Respiratory Protection. That is why we have recently partnered with the Marshall University and their Safety Department.
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Quantifit

OHD Partners with the University of Minnesota

OHD is committed to the research and future development of Respiratory Protection. That is why we have recently partnered with the University of Minnesota and their Environmental Health and Safety...
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Quantifit

OHD to Partner with the University of West Virginia with use of Quantifit

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...
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Quantifit

Effective Protection: Selecting a Respirator

What is the relationship between OSHA permissible exposure limits/maximum use concentrations and assigned protection factors?
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Quantifit

TSI to Discontinue Calibration Services for certain PortaCount® Models

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...
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3 min read
OSHA - Aug 7, 2017

Respiratory Mask Fit Testing with Facial Hair

The OHD Quantifit: ohdusa.com/products/quantifit
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Quantifit - Apr 18, 2017

What's Required for a Respiratory Fit Test Program?

The Basics of Fit Testing
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2 min read
Quantifit - Nov 2, 2016

“No Shave November” and OSHA’s Stance on Facial Hair

There is a common question I receive from many companies which is not based around technological advantages, accuracy, or even OSHA standards on how to perform mask fit testing. This question comes in the form of, “Do I really...
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