• Insulated light-transmitting sheet in “ROOF 4” profiling
  • Double-walled polycarbonate
  • Can be seamlessly combined with ROOF 4 products
  • Fire class B-S2-D0 (standard)
  • Thickness 3 mm, applicable up to 150 mm panels
  • Insulation value up to approximately U = 5,00 W/m2 .k

*Use your mouse to rotate the panel 360 °




Thickness [D]Total ThicknessWeightU-value[m2.k/W]Light Transmittance


PropertyStandardCertification StandardResultField of application
Reaction to FireEN ISO 11925-2:2010 ignitability EN 13501-1:2017 reaction to fireEN 13501-1:2007 Fire classification of construction products and building elements - Part 1B-S2-D0All thicknesses

Other properties

ColourWhite transparant
Expansion coefficient0,065 mm/mºC
Hail Resistanceu > 21 m/s @20 mm diameter


For further information on environmental issues please contact the sales department of REX Panels & Profiles.


Available lengths

Standard lengths1600 to 8600 mm per half meter / 13500 mm
Longer lengths*On request
Shorter lengths*On request
*Non-standard lengths are available on request and subjected to a surcharge


Length L ≤ 3000 mm-5 mm+5 mm
L ≥ 3000 mm-10 mm+10 mm
Cover width-5 mm+5 mm
Squareness-5 mm+5 mm

Quality and Guarantee


The quality of our products is under FPC (Factory Production Control) continuesly monitored in our own testlaboratory. These procedures are secured under ISO9001.


The REX Rooflights can be supplied including the following certificates / quality marks:


All products from REX Panels & Profiles come with a standard 10-year product warranty. An extended warranty is available on request under certain conditions. Some coating systems offer an additional (longer) guarantee on the durability of the external and / or internal sheet. For more information or the warranty conditions you can consult the website or contact our sales department.

Packaging and transport


The REX Rooflights are stacked on pallets to create solid and manageable bundles. The bundles are protected with wood on all sides for transport protection.


All deliveries are made via standard road transport to the construction site (maximum standard length 13500 mm). The trucks must be unloaded by the customer with suitable lifting equipment. Transport of longer lengths and / or self-unloaders is also possible on request.