Mask Standards, Ratings, and Filtration Effectiveness

3 Ply Masks, Safety Masks, Surgical Masks -

Mask Standards, Ratings, and Filtration Effectiveness

While buying a Mask, the various Standards can be confusing to the buyer. We have N95 Masks, N99, KN95, FFP1, FFP2, 3 Ply Masks etc. What are the differences between these masks.

There are 3 types of commonly used, disposable masks. They are single-use face masks, surgical masks, and respirators.

A surgical mask is a medical device regulated by the FDA. A procedural mask is a standard issue mask not generally rated for healthcare applications, but instead, routinely used to reduce transmission and intake of airborne contamination. 

These web links provide clear description of the various masks.