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We offer you top advice

Make sure you make the right choice: a window can be used for decades.


Everything from one source

A complete range of made-to-measure opening solutions


Finstral – a reliable partner for over 45 years

Windows, doors and glass annexes – made-to-measure in terms of size, design and function


Product development

Finstral produces its own profiles, insulation glass and glazing elements, allowing it to monitor product development from the raw materials through to the finished window. Learn more about our most important innovations.
Innovation going back over 45 years        

Networked activities

With 14 production plants, 1,450 employees and our own profile and insulation glass manufacturing, we can guarantee you a wide, high-quality product range.
Focus on locations