Class B Vapour Barrier Membrane…

Future-proof your projects with our Cortex 0500FR Vapour Barrier Membrane – Class B!

The key benefits:

  • Fire tested to BS EN 13501-1 (B-s3-d0)
  • Fully BBA Approved – 3rd party tested and certified
  • Perfect product for sealing around window/interfaces
  • Watertight & airtight seal

For more technical information call us on 01905 337800 or email

Fire Rated Vapour Barrier Membrane

Combine with the Cortex Fire Rated Paste Adhesive for the ultimate sealing solution

Our core range has been designed to service the immediate requirements of contractors with products engineered to the highest standards, whilst our team continue to develop and expand this range to offer an extensive Fire Rated solution. All these products are already being installed in major projects around the UK.

View the Cortex Fire Rated Sealing System now>

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