Michael Douglas
National Manager, Market Segments
Can workers refuse “uncomfortable” respirators? New CSA standard says yes.
“Respirator comfort is an important factor in wearer acceptance. Respirators with greater wearer acceptance are more likely to be worn appropriately.” — CAN/CSA-Z94.4-18 As...
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Michael Douglas
National Manager, Market Segments
Your quick CAN/CSA-Z94.4 respiratory protection cheat sheet
The latest edition of the respiratory protection standard was released in September 2018 and we’ve been getting lots of questions. It’s important to...
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Jonathan McCallum
Market Segment Manager: Occupational Health, Industrial Hygiene & Environmental Monitoring
How to pass a respirator fit test
The title of this post might seem a bit misleading, but we get asked “how do I pass a respirator fit test?” a...
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Jonathan McCallum
Market Segment Manager: Occupational Health, Industrial Hygiene & Environmental Monitoring
Respirator Fit Testing Tips and Tricks: Basic Troubleshooting
If you’ve ever performed QNFT (quantitative) respirator fit testing, you know that the process can sometimes be challenging and interspersed with occasionally failed...
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