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Designed & Manufactured In The UK

Free UK Delivery (Exclusions Apply*)

Download the latest technical
documentation for Duplus Rooflights

It is important to us that our customers purchase Duplus rooflights with confidence. Our extensive technical section offers our customers a wealth of technical knowledge designed to do just that.

Throughout the decades we have continued to develop and design cutting-edge rooflights. Our extensive knowledge, expertise and attention to quality has defined us as a market leader in rooflight technology and products. We have successfully installed our rooflights on many prestigious projects including The Tate Modern in London.

Upstand/Kerb Setting Out Detail

Fixed Rooflight Installation

Lantern / Pyramid Installation

Hinged Rooflight Installation

Modular Rooflight Installation

Circular Rooflight Installation

Single/Twin Motor Wiring Diagram

Synchronised Motor Wiring Diagram

Walkon Rooflight Installation

Sliding Rooflight Installation

Control Panel / Rain Sensor Wiring Diagram

Lantern / Pyramid Rooflight Installation

We aim to be professional and helpful at all times. We are always available to discuss any technical issues or any other related topics with our customers. Technical manuals are also available on each product page. Technical drawings (above) are available for download for each of our rooflight products and provide the necessary upstand/installation information required. If you have any questions or concerns please get in touch and we’ll be pleased to offer the necessary assistance.

See below for further technical information regarding walk-on rooflight technical information, weather-testing, thermal performance, Secure By Design membership information, more information about our glass, electric switches and our structured silicon glazing techniques:

Walk-on Technical Information

Weather Testing Information

Thermal Performance Information

Secure By Design Member

Glass Technical Information

Structural Silicone Glazing

Electric Switch information

If you have any questions or prefer to speak with one of our technical team, please do not hesitate to contact us on 0116 2610710