Kingspan Insulated Panel Systems Trapezoidal Roof System Image

Kingspan Day-Lite Trapezoidal

  • U-Value: 1.6W/m2k and 1.0W/m2k
  • Light Transmission: Up to 66% when new
  • Solar Heat Gain Coefficient: As low as 0.44
  • Diffusion: Up to 99%
  • Lengths: Available in lengths up to 8m (1.6) and 6.76m (1.0)
  • Application: Suitable for roof pitches of 4o or more after deflection
  • End Lap: 150mm and 75mm end lap available)
  • Non-Fragility Performance: Achieves ACR[M]001: 2014 Class B (500 joules test) and BS EN 14963: 2006 Class SB1200 (1200 joules test)
  • Product Compatibility: Kingspan Trapezoidal Roof Panels
Precision extruded for exact fit with Kingspan Trapezoidal Roof Panels, this polycarbonate rooflight combines excellent light transmission with superior resistance to UV degradation for exceptional long-term lighting performance. 

Technical Information

Installation Guides
CAD Details
Product Data Sheet
Safety & Maintenance

Kingspan Day-Lite Trapezoidal KS1000 DLTR 75mm End Lap FAWS Install Guide

Kingspan Day-Lite Trapezoidal KS1000 DLTR 1.6 75mm FAS End Lap CAD PDF

Kingspan Day-Lite Trapezoidal KS1000 DLTR 1.6 75mm FAS End Lap CAD DWG

Kingspan Day-Lite Trapezoidal KS1000 DLTR 1.0 75mm End Lap CAD PDF

Kingspan Day-Lite Trapezoidal KS1000 DLTR 1.0 75mm End Lap CAD DWG

Kingspan Day-Lite Trapezoidal KS1000 DLTR DataSheet

Kingspan Day-Lite products fully satisfy the internal and external requirements of the National Building Regulations achieving:
  • Euro Class B (internal);
  • National Class AA and Euro Class BROOF(t4) (external).
Kingspan Day-Lite Trapezoidal achieves aclassification of B-s1,d0 when tested to EN 13501-1: 2007.

For more information on fire performance please contact the KingspanTechnical Services Department.

BIM Store

Click here to visit the BIM Store to download the BIM files for our Kingspan Day-Lite Trapezoidal rooflights. 

KS1000 DLTR Kingspan Day-Lite Trapezoidal

Kingspan Day-Lite Trapezoidal KS1000 DLTR 1.6 75mm End Lap NBS

Kingspan Day-Lite Trapezoidal KS1000 DLTR 1.0 75mm End Lap NBS

Kingspan Day-Lite Trapezoidal KS1000 DLTR 1.0 150mm End Lap NBS

Kingspan Daylighting Solutions Operations & Maintenance Manual

Kingspan Daylighting Solutions Product Safety Information

Dimensions, Weight and Performance

Product Reference Thickness (mm) Weight (kg/m2) U-Value (W/m2k) Light Transmission (%)* Solar Heat Gain Coefficient
KS1000 DLTR 1.6 Opal** 24 3.3 1.6 61 0.57
KS1000 DLTR 1.6 Clear 24 3.3 1.6 66 0.67
KS1000 DLTR 1.6 Kool 24 3.3 1.6 58 0.48
KS1000 DLTR 1.0 Opal** 40 6.0 1.0 41 0.44
KS1000 DLTR 1.0 Clear 40 6.0 1.0 42 0.45
KS1000 DLTR 1.0 Kool 40 6.0 1.0 30 0.30
The U-values have been calculated using the method required by the appropriate National Building Regulations.
* Light transmission, according to BS EN 410, is as measured on 600mm x 600mm samples.
**99% Diffusion. 
Solar Heat Gain Coefficient (SHGC), according to BS EN 410, is the total solar energy that enters the interior of a building. In addition to the standard Kingspan Day-Lite colour range, White (0.34 SHGC) is also available, offering enhanced SHGC performances. Please contact the Kingspan Technical Services Department for more information.
Core Thickness (mm) 40 50 53 60 70 73 80 91 100 115 120 137 150
KS1000 DLTR 1.6
KS1000 DLTR 1.0



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Complete Systems & Services

For 50 years, Kingspan insulated panel technology has led the industry in thermal-efficiency, fire safety and lifetime durability.

Today, Kingspan also offers enormous aesthetic flexibility with a vast range of insulated panel profiles supported by state-of-the-art specialist fabrications. Together with advanced daylighting and integrated rooftop solar PV, this enables Kingspan to deliver the complete envelope solution.

Non-Fragility Performance

Take a look at how our Kingspan Day-Lite Trapezoidal polycarbonate rooflight performed during a 50kg drop test. 

Introducing our New
75mm End Lap

Our new 75mm end lap detail for the Kingspan Day-Lite Trapezoidal range achieves Class A air permeability, ensuring an unrivalled product fit with Kingspan Trapezoidal Roof Panels. Watch our video to learn more.

Education & Training

We're here if you need more technical advice

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