Tools and calculators

Quickly and easily find out which New Generation roof window to use when replacing your customers' windows.

Configure a single roof window solution in seven easy steps. View all sizes, operation types, and flashings to generate an instant product quote.

The VELUX Daylight Visualizer accurately calculates daylight levels to make complex analysis accessible at the start of a building project.

Our Energy and Indoor Climate Visualizer enables design adaptations at any stage of the project.

With VELUX Dealer Extranet, you get access to a secure online ordering system to process and track orders, get quotations, and view account details.

Find easy-to-use installation instructions and video guides, BIM objects and CAD drawings as well as further reference material for your project.

The following guides allow you to use the VELUX trademark and brand name - correctly and in confidence - as part of your own marketing plans.

Discover the right number of VELUX roof windows to achieve the optimal daylight in your extension, renovation or loft conversion