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Insulation for Built Up Flat Roof

Celotex high performance PIR thermal flat roofing insulation perfect for built up flat roofing applications.

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Use Celotex Crown-Up high performance insulation in built-up flat roofing applications. Representing the next phase of Celotex innovation, Crown-Up is a high performance rigid polyisocyanurate (PIR) insulation which delivers excellent dimensional stability and added robustness in a built-up flat roofing system.

Application Benefits:

  • Single layer insulation, reducing installation time and costs
  • Compatible for use in a variety of built up roofing applications
  • Increased dimensional stability and added robustness
  • Suitable for concrete, metal and timber flat roofing decks
  • Easy to cut boards to fit in most spaces
  • Provides reliable long term energy savings for buildings


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