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|   The Dorma 99 respirator is a reusable, exhalation-valve-free respirator designed for healthcare workers. The Dorma 99 is made by Dorma Filtration, the PPE division of Dorma Lab. The Dorma 99 respirator is approved by Health Canada as a 99PFE-L3 respirator (surgical N99 equivalent). Dorma Lab, the producer of the Dorma respirator, previously made products for addressing sleep apnea and other sleep disorders. See also
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