Acro® Vent Filters

Protect your equipment and the environment around you with Pall Laboratory’s line of Acro vent filtration products. Disposable, ready-to-use filters provide convenient, in-line installation. Most popular and economical sizes include 37 and 50 mm devices to meet most culturing and aerosol/fluid barrier applications.

Acro 50 Vent Devices with PTFE Membrane

50 mm Filters with Superior Performance for Demanding Applications


  • Reusable and autoclavable
  • PTFE membrane and polypropylene housing have broad chemical resistance
  • Large surface area provides greater throughput and high air flow rate
  • Available with a variety of inlet and outlet connectors


8 Part numbers available

Acro 50 Vent Devices with Emflon® II Membrane

Ideal for Use in Air/Gas and Vent Applications with Proprietary, Low Pressure Drop Hydrophobic PVDF Membrane


  • Emflon II membrane filters have a removal rating of 0.2 μm in liquid service and less than 0.02 μm particulate for air/gas applications.
  • Connects easily to hoses of various sizes in-line or as a final filter.
  • Light weight (< 27 grams) prevents crimping of tubing.
  • Stable with gamma irradiation.
  • Excellent for disposable systems. Eliminates
  • cleaning validation


3 Part numbers available

Acro 37 TF Vent Device With PTFE Membrane

Multi-Purpose Filter for Small-Volume Venting and Gas Filtration


  • PTFE membrane and polypropylene housing have broad chemical compatibility
  • Disposable - Eliminates the cost and labor associated with disc-loaded stainless steel filter holders
  • Autoclavable
  • Economical -Available in bulk packaging


2 Part numbers available

AcroVent® Device

Economical, Disposable 50 mm

Device for Routine Venting


  • Decreases contamination risks. Ideal for gas lines for CO2 incubators.


1 Part number available

Vacushield™ Vent Device

Protects Valves and Pump Components from Damage Due to Liquids


  • Incorporates a hydrophobic PTFE membrane
  • Allows air and gases to pass through freely while blocking aqueous solutions and aerosol contaminants
  • Offers highly effective retention of bacteria with minimal restriction of pump performance


1 Part number available

Bacterial Air Vents

  • Economical, Disposable Depth Filter for Venting Applications
  • Hydrophobic media allows air and gasses to pass freely while blocking aqueous fluid and aerosol contaminants


2 Part numbers available