ProTura® The Most Advanced Nanofiber for Any Application

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Turn to Clark Filter for innovative solutions in environmental dust collection.  Clark Filter manufactures the broadest line of premium OEM-specified filters for use in nearly any industrial application, including powder coating, chemical processing, food production, pharmaceuticals, power generation, welding, plasma cutting and more.  Always on the leading edge of innovation, Clark Filter also develops and manufactures in house the next generation of filtration technology - ProTura Advanced Nanofiber Filtration Technology.  Clark Filter has been designing and manufacturing pleated products in our 180,000 sq. ft. State of the Art facility in Lancaster, PA for over 30 yrs.



With 99%+ efficiency on 0.3-0.4 micron particulate, ProTura nanofiber filters provide maximum filtration.  In fact, nothing matches ProTura performance in cartridge-style dust collectors.  With nanofibers 50% smaller than competitive fibers and an industry highest MERV 15 efficiency rating, ProTura nanofiber filters significantly outperform competetive cartridges in ALL industrial dust-collection applications.

Custom Designed Solutions 

Clark Filter places intense emphasis on Research and Development, providing a continuous stream of new and innovative products to the industry.

  • Clark engineers are constantly addressing the environmental challenges that face our customers and the world.

  • Design of specialty cartridges for new OEM's and troubled collectors.

  • On the cutting edge of new media development with best available technology.

  • Continuous improvement to standard products and packaging.

  • Filter testing and analysis provided by our technical support staff - ASHRAE 52.2 and 52.1 test capabilities

ProTura OEM Replacement Cartridges 

Clark Filter provides OEM specified replacement parts for all original equipment manufacturer's of dust collector systems.

AAF®   Airflow®Systems   DonaldsonTorit®   FarrAPC    FlexKleen    ITW/Gema    

MAC    MicroAirPneumafil    UniWash/Polaris    Robovent®
Sly    Steelcraft    Trion    Wheelabrator



ProTura® Oval Replacement Cartridges


Clark Filter is proud to announce the ProTura Oval replacement cartridges for use in Donaldson® DFO systems.  ProTura in your dust collectors means superior filtration efficiency on sub-micron particulate, lower emissions, longer filter service life and greater energy savings.  We offer all configurations including Fire Retardant, 100% synthetic, Spunbond Polyester and Spunbond Polyester with PTFE.


 OvalFilters for website
ProPulse™    Pleated Bag Filters 

 Offering more than twice the filtration area of conventional fabric bag filters, Advanced ProPulse pleated bag technology increases capacity and efficiency of any baghouse.  ProPulse filter technology is available for most brands of baghouse collectors. 

  • More than double the filtration area for increased capacity
  • Surface loading media performance - Easily pulsed clean
  • Lower initial and operating pressure drop - Energy Savings
  • Shorter filters to reduce abrasion from inlets
  • Compact unitary design to speed removal and installation - No more cages!
  • Top and bottom load options available
  • Molded urethane top and metal top construction
  • Fits most standard tubesheet designs