WSO Mist Filters

Made with Synteq XP™ Media, a Proprietary Blend of Polyester and Glass

Donaldson WSO Mist Filter hero image | AIRPLUS Industrial

Donaldson WSO Mist Filters

WSO cartridge mist filters are made with an engineered blend of small and large fibres with a proprietary, resin-free bonding system.


  • Oblong filter shape that offers up to 45% more filter surface area than pocket filters and round cartridges
  • Best fit in a rectangular cabinets
  • Lower pressure drop
  • Longer filter life
Donaldson WSO Mist Filters | AIRPLUS Industrial


  • Metal Cutting
  • Grinding
  • Forming
  • Other applications that produce water soluble coolant, straight oils and oily smoke


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Donaldson Replacement Filters

Ready to Ship in 24 Hours

With hundreds of varieties to choose from and all in-stock orders shipped within 24 hours, AIRPLUS is the best, most reliable source for high-performance cartridge and bag filters.