We provide Tender Bidding Support for Supply of Safety Nose Mask Class Ffp2 Filterwith Micro Fine Fibres, Protection Fro M Solid Dust & Oil Mist Having Filtering Efficiecy > 94% Solid Particles & Liquid Particl E From Spray With Transparent Exhalation Vent Valve Double Elastic Nuisance Level Of Order. Tested For Mean Particle Size Of 0.6 Micron As Per Ce Norms Ec Type Test B Ased As Per En 149:2001 With Soft Inside Layer And Coarse Dust Filter With High Tensil E Strength Adjustment Aluminum Nose Clip.Make /Brand - Venus/Mallcom/Honeywell Warranty Period: 30 Months After The Date Of Delivery