uPVC or Aluminium Windows? How to Choose the Right One
A practical comparison of uPVC and thermally broken aluminium windows: insulation, profiles, colours, large openings, maintenance and when each makes sense.
Choosing products

| Type | How it works | Best for |
|---|---|---|
| Horizontal sliding | Slides on tracks | Windows and doors with space to the side |
| Vertical roll-up | Rolls up into a box | Windows |
| Fixed frame | Mounted in a frame and stays in place | Windows where the screen isn’t moved often |
| Plissé (pleated) | Folds like an accordion | Balcony doors and large openings |
Plissé or sliding models are usually used for doors. We choose the model according to the opening and the space to the side during the technical visit.
Yes, the plissé system for doors has a low threshold (3–7 mm) for barrier-free access.
Yes. We offer sliding, vertical roll-up, fixed-frame and plissé models, for doors and windows.
It depends on the window and the model; we assess it during the technical visit.

A practical comparison of uPVC and thermally broken aluminium windows: insulation, profiles, colours, large openings, maintenance and when each makes sense.

The 8 factors that determine the price of uPVC and aluminium windows, how to compare two quotes fairly and what may not be included.
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