QBM are UK suppliers for Rhenofol CG, a reinforced pvc roofing membrane especially designed for Green Roofs and Ballast Roofs.

Rhenofol is manufactured by FDT (FlachDach Technologie GmbH- ‘Flat Roof Technology’)


FDT is Europe’s leading single ply roofing membrane manufacturer with manufacturing plants in Mannheim and Hemsbach in Germany. FDT launched Europe’s first singly-ply roofing membrane 70 years ago.

Rhenofol CG is a glass reinforced roofing membrane. Rhenfol CG has successfully passed all FLL testing making it ideal for use underneath a green roof or a ballast roof.

Some of the advantages of Rhenofol CG include:

  • Particularly efficient and economic application for Green Roof
  • Glass fleece reinforcement for loose laid application under ballast
  • Proven long-term performance in UK.
  • Non-Shrinking, root resistant and resistant to perforation.
  • Ideal for new build green roof projects.
  • Single-ply with reliable sealing of seams
  • Applied without naked flame
  • Completely recyclable roofing product
  • BBA Approved
  • BBA Service Life Expectancy of 40 + years.
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