Jonathan McCallum
Market Segment Manager: Occupational Health, Industrial Hygiene & Environmental Monitoring
What is fit testing and why should I care?
Do you wear a respirator for work? Were you fit tested for it? If you haven’t been, you should be! A respirator fit test...
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Jonathan McCallum
Market Segment Manager: Occupational Health, Industrial Hygiene & Environmental Monitoring
Your ultimate cheat sheet for Respirator Fit Testing
We recently published the ultimate cheat sheet for the new CAN/CSA-Z94.4 respiratory protection standards which gives a great high-level look at the Standard’s...
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Jonathan McCallum
Market Segment Manager: Occupational Health, Industrial Hygiene & Environmental Monitoring
How to Pass a Respirator Fit Test
In one of our recent blogs, we explained the different types of respirator fit testing (quantitative and qualitative) and why they’re such a...
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Jonathan McCallum
Market Segment Manager: Occupational Health, Industrial Hygiene & Environmental Monitoring
Respirator Fit Testing and Facial Hair: What’s the Deal?
We’ve been discussing fit testing a lot recently in our blogs. We come across so many different questions from our customers when it...
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Jonathan McCallum
Market Segment Manager: Occupational Health, Industrial Hygiene & Environmental Monitoring
Respirator Fit Testing Tips and Tricks: Basic Trouble Shooting
If you’ve ever performed QNFT (quantitative) respirator fit testing, you know that the process can sometimes be challenging and interspersed with occasional failed...
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