Wide range of windows.

Aluminium or PVC? A classic sash or an all-glass look covering frame? Everyone has a different idea of the perfect window. Finstral offers a large selection of sash, material and colour options – the widest variant range in Europe – so that you can find your perfect window. Giving you maximum freedom of design. What do all of our windows, doors and window walls have in common? They meet the highest quality standards. Whether for the narrowest frame, the best insulation values or the highest-quality insulation glass.