Login for manufacturers and architects
The functions of a window
Information for window purchasers
- Overview
- Information about windows
- The functions of a window
- Colourful window frames
- Ventilation
- Energy conservation
- Renovation
- Find a window manufacturer
- Service
GEALAN international:
The functions of a window
The functions of a window
General Information

The functions that windows perform as a construction element are many. They provide for light, for fresh air, for the possibility to look out and to look in, protection from heat, cold and noise, shading and more. Windows and doors play an important part in the appearance of a building; they add accent to the facade and set an individual accent.