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25/09/25
Modern PVC windows are available in several main opening systems, each with its own advantages and specific applications.
Turn Opening
Classic type — the sash rotates around a vertical axis. Advantages:
Disadvantages:
Tilt and turn Opening
Combined system — allows both swinging and tilting the upper part of the sash. Advantages:
Fixed Panes
Non-opening windows used as part of the structure. Advantages:
Choosing an Opening System
When selecting an opening system, consider:
Combined solutions often provide the best functionality and user comfort.
Which kind of windows would you prefer If you were going to replace the old ones in your house or apartment?