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UER Forum > UE Encyclopedia > P100 Mask (Viewed 8364 times) Entry: P100 Mask originally posted by iq72EfX [last edit 2/6/2012 3:51 PM by Opheliaism - edited 3 times] P100 is a NIOSH rating for respirator filters. P100 filters have 99.97% efficiency rating, and the "P" in "P100" is for "Oil Proof", regarding resistance to filter efficiency degradation. P100 filters must be color-coded magenta. These filters should be replaced whenever they are damaged, soiled, or causing noticeably increased breathing resistance. Two P100 filters: Another example: Modify this entry  | Remove this entry UER Forum > UE Encyclopedia > P100 Mask (Viewed 8364 times) Add a poll to this thread This thread is one of your Favourites. Click to make normal. Click to make this thread a Favourite. This thread is in a public category, and can't be made private. All content and images copyright © 2002-2024 UER.CA and respective creators. Graphical Design by Crossfire. To contact webmaster, or click to email with problems or other questions about this site: UER CONTACT View Terms of Service | View Privacy Policy | Server colocation provided by Beanfield This page was generated for you in 62 milliseconds. Since June 23, 2002, a total of 738403863 pages have been generated.