The Sieger AllGlass Rooflight System

A simple and elegant flat, fixed rooflight system


Bringing natural light into the home all year round, the high-performance, high-quality AllGlass Rooflight system is a fixed, flat solution that creates a contemporary look for any property.

The thermally broken aluminium frame provides high levels of thermal insulation whilst maintaining a sleek design. The concealed fixing system creates an elegant and unobtrusive rooflight system that offers clear sky views.


Thermal Insulation: Typical U Value 1.4 W/m²K 

Maximum Size: Rectangluar 2m x 1m / square 1.5m x 1.5  

Pitch: from 5° to 60°

Required Upstand: minimum 150mm 

Glass options: Low Maintenance Glass / Solar Control Glass 


two flat fixed rooflights on a modern home extension to increase natural light

The sleek and minimal design of this system causes minimal disruption to the external look of buildings. Simple and elegant, this system achieves high-performance levels and offers stunningly clear views of nature. The inner pane of the system is laminated for extra protection, and the argon gas cavity ensures minimal heat loss.

Featuring an elegant and unobtrusive aluminium frame and a unique, concealed fixing system which makes the rooflight fast and easy to install. The system has also been designed such that the glazing unit may be taken out of the frame and replaced, without the frame itself having to be removed, providing a durable, cost-effective and long-life solution.

A minimum upstand of 150mm is required as per building regulations for this type of glazing system.

For more information call the team on 01494 722 882 or email [email protected].

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