The following links connect to sites of relevant interest to this project. The list contains links to organisations involved in manufacture as well as in research and development and in education.

Direct links to the homepages of organisations involved in winDat can be found on the members page.

The list will be updated from time to time.

European Commission:

The European Commission


Comité Européen de Normalisation (CEN)

International Organisation for Standardization (ISO)

Commission Internationale de l'Eclairage (CIE)

Related groupings and organisations:


European Window Energy Rating (EWERS)

National Fenestration Rating Council (NFRC, USA)

International Energy Agency (IEA)