Please be advised that the Draft Standard CSA Z94.4.1, Performance standard for filtering respirators has been posted for the mandatory 60-day Public Review. It will remain open until May 29th, 2021.
The draft has been posted on the CSA Group Public Review site.
Link to the CSA Z94.4.1 Public Review Draft:
Identifier: CSA Z94.4.1
Title: Performance Standard for Filtering Respirators Expiry date: 29/05/2021