Flat Glass

Innovative Natural Lighting

Flat Glass Skylight - Innovative Natural Lighting

The Flat Glass Skylight offers a seamless blend of modern aesthetics, high quality daylighting and exceptional energy efficiency. The system is available in both fixed and ventable versions and can be remotely opened and closed.  Its thermally separated border frame is designed to easily integrate with existing dome skylight bases, simplifying retrofit applications.


Flat Glass Skylight
Features & Benefits

  • Permanent fall-through protection available

  • Motor-actuated opening and closing allowing convenient remote operation
  • Can provide geometric smoke and heat extraction (SHE), saving space due to the integration of daylighting and smoke extraction into the one solution
  • Enhanced acoustic performance, makes the solution appropriate for a wide range of building usage
  • High-grade glazing with Ug values as good as 1.1 W/m²K, assists in maintaining a comfortable indoor climate for building occupants
  • The Flat Glass Skylight is available with an optional 6° base adaptor and this ensures there is effective drainage

Flat Glass Skylight Product Information

Product Information

Kingspan Flat Glass Skylight - Product Data Sheet

Dimensions & Performance

  Flat roof ≤ 6° new installation Flat roof ≤ 6°refurbishment Flat roof ≥ 6°-25°
Opening position Flat Glass Skylight variant System frame Clear opening dimension L x W (cm) Incident light area (m²) Chain drive GFK VAK 6° Clear opening dimension L x W (cm) GFK Adapter 6° Clear opening dimension L x W (cm) Steel VAK Clear opening dimension L x W (cm) PVC AK L x W (cm)
Centre 800 100 x 100 (80 x 80) 0.64 Single drive, 300 mm stroke 80 x 80 80 x 80 80 x 80 100 x 100
Centre 900 110 x 110 (90 x 90) 081 90 x 90 90 x 90 90 x 90 110 x 110
Centre 1000 120 x 120 (100 x 100) 1.00 Single drive 300mm or 500mm stroke 100 x 100 100 x 100 100 x 100 120 x 120
Centre 1200 140 x 140 (120 x 120) 1.44 120 x 120 120 x 120 120 x 120 140 x 140
Side 1015 120 x 170 (100 x 150) 1.50 100 x 150 100 x 150 100 x 150 120 x 170


Technical data Flat roof window with 2-layer heat insulation glazing 
Ug value  1.1 W/m2K
Light transmission 70 %
g value 44 %
Sound-proofing quality Rwp > 38 dB

Kingspan Guarantee

The structural and thermal performance of the Flat Glass Skylight are covered by Kingspan Guarantee, for a period of 25 years. 

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