Product Information

The premium product in our superb X-Range, the X-One has been engineered for exceptional thermal performance and boasts the lowest Ud value of 1.3.
  • High thermal performance.
  • Designed and constructed in three distinct zones for clear specification.
  • Design maximised performance and flexibility.


The lowest U Value

The X-One also benefits from high thermal performance. Unlike other rooflights, the X-One rooflight is designed and constructed in three distinct zones to clarify specification and maximise performance and flexibility.

Thermal Efficency Table

The range primarily reflects the level of thermal efficiency (Ud value) and hence its suitability for particular applications. It is recommended that the appropriate X-Range be selected first using its Ud value as a guide, followed by the required size, shape and glazing.

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How to specify Xtralite rooflights

If you would like to specify exactly which configuration you require, click on the following to go to the specification guide:

To find a full range of PDF and CAD drawings for the Xtralite range, click on the following to go to the downloads section: