PURAFLEX® Hydrocarbon & VOC barriers

Puraflex Hydrocarbon Barrier London Bridge
Puraflex Tank hydrocarbon barrier tanking membrane
Puraflex Damp Proof Course DPC


Multilayered barrier for hydrocarbons and volatile organic compounds (VOCs).

  • Independently tested to ISO 15105-2
  • Compliant to BS 8485:2015+A1:2019 and Ciria C748
  • CE Marking
  • High tear and puncture resistance
  • Available in rolls for joining on site
  • Prefabricated panels option for specified footprints
  • Also acts as a damp proof membrane

Also available: Puraflex Tank self-adhesive tanking membrane

Tank Datasheet
Technical Briefing
Installation Instructions
Request a free sample
Puraflex Permeation Modeller
Puraflex Permeation Modeller

The unique Puraflex Permeation Modeller (PPM) software App enables you to:

  • Upload Soil Analysis chemical concentration values – the programme recognises chemical names, synonyms and/or CAS No
  • Enter project-specific variables:  soil temperatures, partition coefficients, soil densities, etc
  • Output permeation results for incorporating directly into risk assessment software models (eg CLEA)

Puraflex Permeation Modeller is provided free of charge to qualified environmental scientists and design engineers.

To register for access to the Puraflex Permeation Modeller App, email the Puraflex Technical Department.

Puraflex Projects

View all Powerbase projects

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