Porous Plastic Battery & Motor Vents

Our Vyon® porous materials enables closed environments to breathe in critical applications such as venting of lead acid batteries. The controlled pore size, strength and inertness are key properties to achieving desired results.


  • Rotary cut discs
  • Punched discs & shapes

Plastic Materials

  • Vyon® HDPE
  • Vyon® PP

Features and Benefits

  • A naturally hydrophobic material prevents media wetting
  • Compatible with Oleo/Hydrophobic surface treatments
  • Excellent frit-to-frit consistency
  • Rigid and easy to assemble in production
  • Manufactured to tight tolerances with an excellent edge finish ensures an optimum fit into your housing
  • Uniform porosity and flow
  • Excellent chemical Inertness
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To ensure we receive your query, please drop us an email at enquiries@porvairsciences.com and a member of our sales and technical support team will get in touch with you as soon as possible.