VIUAF2020KIT The Airfed system will provide protection against airborne dusts, mists, gases and vapours. This system offers respiratory protection to class 3 and hence offers a protection factor of up to 200.This means that it can be used in areas where the concentration of contaminant in the workplace air is up to 200 times the Occupational Exposure Limit (O. E. L.) Main features Browguard and vizor Vizor cover Adjustable waistbelt Pre-set regulator assembly Carbon Filter 1,5 mt. spray gun hose Floating headband adjustment for maximum comfort Easily adjustable headband ratchet Wide vision vizor Replaceable vizor cover The VIUAF2020KIT new mask now has an audible warning rather than the older visual warning on the previous model