ATEX ULPA Cartridge Filter w/ Pre-Filter Bag

Capable of capturing the most minute particles, ATEX ULPA (Ultra Low Penetration Air) Cartridge Filter meets the highest industry standards for air filtration by providing filtration of 0.1 microns @ minimum of 99.999% efficiency. Ideal for working with allergens, mold, pollen, superfine powders, etc. Grounding strap provides electrical continuity for ATEX compliance. Cloth Pre-Filter Bag provides extra stage of filtration extending the life of the cartridge filter. Fits Nortech/Guardair Legacy ATEX 55 and 30 Gallon Drum Vacuums.