Pure Air Filtration, LLC

Pure Air Filtration, LLC

Model 4 - Adsorbent Air Filtration Media



Pure Air Filtration’s PureAir 4 media targets a broad range of gases which cause corrosion, odor, as well as other undesirable gases. Pure Air Filtration starts with the highest grade activated alumina.  This ensures that the greatest possible adsorption capacity is reached. This alumina is then impregnated with potassium permanganate while being formed into a pellet.

General Description: Spherical porous pellets formed from a combination of powdered activated alumina and other binders, suitably impregnated with potassium permanganate to provide optimum adsorption, absorption, and oxidation of a wide variety of gaseous contaminants.

Removal Capacity:

  • Hydrogen Sulfide: 8% min by weight
  • Sulfur Dioxide: 4% min by weight
  • Nitric Oxide: 2.8% min by weight
  • Formaldehyde: 1.4% min by weight

Manufacturing Quality Assurance Standards:

  • Potassium Permanganate content: 4% minimum
  • Moisture Content: 20% maximum
  • Crush Strength: 10 lbs min
  • Abrasion Loss: 3.0% maximum
  • Nominal pellet Diameter: 1/8” (approximately 4 mm), 95% after screening
  • Nominal Density: 50 lbs/ft3 (0.80 g/cc)

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