To resist acid vapor, such as H2S, SO2, H2, N2 and micron dust. Special 4-ply pleated design, high filtration and static electricity material, high efficient active carbon material to absorb. Silicon valve equipped to resist the dust. Efficiently resists low toxic, filter normal odorous and micron dust, pollen. Suited to auto building, ships building, paper manufacturing, drugs industrial, agriculture, powder generating, electronic, coating, metal annealing, chemical and hot/heavy labor environments. More Product Features Trademark: Atie Model NO.: FFP2S, CE0712 Standard: EN149FFP2S, CE Company: Agang Business Corporation
