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POREX Virtek PTFE - The better alternative to Pall Versapor R
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See why POREX Virtek® PTFE is a better option for your medical applications
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If you need an alternative to the discontinued Pall® Versapor® R membrane, make the switch to POREX Virtek® PTFE membranes for added benefits that were not possible with Pall Versapor R.

The changing global healthcare environment requires differentiated, reliable and reproducible medical materials for increased precision, accuracy and consistency in current and next-generation medical devices. POREX Virtek® Medical PTFE membranes are 100% pure PTFE, maintaining the purity of PTFE along with its natural chemical resistance and other material benefits. Our portfolio of Medical PTFE membranes is performance tested and specifically designed for medical-surgical device applications with optimal airflow, bacterial filtration efficiency (BFE) and fluid barrier features.

Easy to assemble due to sintered pore structure

  • Omni-directional
  • Safe to handle during assembly without fear of damaging
  • Can be mounted inside or outside of enclosure
  • No scrim or support backing required
  • Wide range of bonding techniques – adhesive backing, ultrasonic, insert molding, heat welding, or mechanical clamping

Design engineered for medical-surgical device applications

  • 100% pure PTFE with no interfering support layers
  • Hydrophobic surface naturally sheds water
  • >99.999% Bacterial Filtration Efficiency (BFE)
  • ASTM F 2638 conformity
  • ETO & steam sterilization compatible
  • Batch ID and date code printing available
  • Broad range of flow and filtration capabilities

Contact us for more information or to request a sample of POREX Virtek® Medical PTFE

POREX Virtek® PTFE Membrane Comparison to Pall® Versapor® R & Versapor® Membranes

FeaturePOREX Virtek® PTFE MembraneVersapor® R MembraneVersapor® Membrane
Naturally hydrophobic (IP-rated)YesNo**No**
100% pure PTFEYesNoNo
Durable sintered porous structureYesNoNo
High temperature resistance (continuous up to 260 °C)YesNoNo
Porosity and thickness controlYesNoNo
Meets UL 94 flammability (V0)YesNoNo
Meets AATCC grade 8 Oleophobic EPA guidelinesYesNoYes
Water naturally runs off surfaceYesNo**No**
PFOA freeYesIDID
Over 25 years of product availability YesNoNo
ID = Insufficent Data

*Current/ 1st generation product’s oleophobic and hydrophobic treatment does not meet EPA standards.

**Derived from non-woven support layer

Related Resources:

pdf Icon Datasheet: Porex Virtek PTFE vs Pall Versapor Membrane

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