Schedule a Safety Audit and Cost Savings Analysis for Your Facility Today - Click Here 


Capable of capturing the most minute particles, Guardair's Absolute ULPA (Ultra Low Penetration Air) Cartridge Filter meets the highest industry standards for air filtration - 99.97% efficiency for particles up to 0.1 microns. Ideal for working with allergens, mold, pollen, superfine powders, etc. Cloth pre-filter bag provides extra stage of filtration extending the life of the cartridge filter. Fits all 55 Gallon and 30 Gallon Guardair Drum Vacuums and Vacuum Generating Heads. Replacement part.

  • Pleated paper filter
  • Galvanized carbon steel cage
  • Minimum filtration: 0.1 microns @ 99.97% efficiency
  • Minimum flow rating: 380 cfm @ 3.75" H2O
  • Medial velocity: 10 cfm
  • Cloth pre-filter bag
  • (1) ULPA Cartridge Fiter For 30/55 Gallon Vacuums
Part NumberDimensions
(L" x W" x H")
Weight (lbs)
Part Number N635U Dimensions
(L" x W" x H")
20 x 16 x 11
Weight (lbs) 8.1

Lead time: 3 days