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Extended Surface Cube / Pocket Filters

Air Filters, Inc™ Flo-Pak™ Poly Cubes are self-supported pocket filters offer excellent long life moisture resistant flexibility.

Cube/Pocket Filters

Poly Cubes are self-supported pocket filters that offer excellent application flexibility:

  • Prefilters - High dust holding capacity and low resistance make these filters an excellent choice for prefilters to extend he life of high efficiency final filters.
  • Primary Filters - They can also be used as the primary filter in single stage systems to protect coils and mechanical equipment.
  • Second Stage Filters - Our self-supported filters are used as the second stage in three stage filtration systems.
  • Paint Spray Booths - Multiple models are used as the final filter in paint booth overspray collection systems.


The media is sewn around an internal wire frame to form a built-in gasket. This pre-vent air from escaping and eliminates air bypass.

  • This filter is often used as a pre-filter.
  • Offers more than five times the surface area than flat filter.
  • Long Life
  • Can be configured in any combinations of media or combination medias.
  • Self-Sealing
  • Moisture Resistant
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Air Filters, Inc. is committed to providing a "one-stop shop" for all of your air filtration requirements. As an air filter manufacturer, we are uniquely positioned to custom make any and all types of air filters.

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