Corrugated Polycarbonate Roofing Sheet

2.5mm Corrugated Twinwall Polycarbonate

2.5mm Corrugated Twinwall Polycarbonate

This light weight corrugated roofing and cladding sheet has a twinwall structure for enhanced spanning capability.  It combines the durability and resilience inherent in polycarbonate with the added strength and rigidity provided by a twinwall structure. Co-extruded UV protection provides resistance against the effects of weathering. Available in 3" Iron profile.


  • 3" Iron corrugated profile
  • 2.5mm sheet
  • Light in weight
  • Increased spanning capability
  • Excellent light transmission
  • Damage & impact resistant
  • Optically clear transparent sheet
  • UV resistant for increased weatherability
  • Easy to handle and install
  • 10 year limited warranty

ideal for

  • Pergolas
  • Patio Covers
  • Carports
  • Greenhouses
  • Screens  


Full installation details are available on request from the Technical Department.

Ensure correct accessories are chosen to match sheet profile.

Light Transmission
Clear sheet provides a high natural light transmission of 79%. 

Fire Rating
Certified to EN13501 (certification available on request)

Corolite CST polycarbonate is manufactured under BS EN ISO 9001:2008 Quality Management System.

Maintenance, Handling & Storage 
Full maintenance, handling and site storage details are available on request.



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