Bituminous waterproofing

Bituminous waterproofing

  • Excellent quality
  • Proven life span of 45 years
  • Minimum maintenance
  • Double reinforcement
  • 100% recyclable

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Derbit SP FR is the outstanding roofing membrane for quality roofs. It can be applied on large or small roofs, single or double ply, cold bonded, mechanically fastened or torched.

Derbit SP FR is top quality roofing, available in 4 mm. It is thicker than most of its competitors and has a double reinforcement, allowing it to last really longer. Beside a real protection against weather, wind, hail and passage, Imperbel also offers the necessary sturdiness for architectural creations such as gardens, roof terraces, photovoltaic panels, …

These roofing membranes are 100% recyclable, require a minimum of maintenance and have a proven life span of 45 years.

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