Conforms to EN 12941 TH3 with the 3M Versaflo TR-300 and Jupiter Turbo Unit Air Filter Unit; EN 14594 3A with the 3M Airfed Belt Units. Head and face coverage, as well as providing eye and face protection to EN 166 – liquid splash and low energy impact. General purpose, cost-effective fabric. When used in conjunction with 3M Powered and Supplied Air systems the S-133 offers an assigned protection factor (APF) of; Jupiter APF= 40 Dustmaster APF= 10 Flowstream APF= 40