Celik Bauelemente | Planning & Implementation

Here you will find top-quality windows from Aldra and Hilzinger Fenster- und Türenwerke.

Our products are suitable for all types of buildings and meet both aesthetic and energy efficiency requirements. With our windows, we set new standards in security, ventilation, and sun protection. Our wood-aluminum windows are equipped with the latest and most energy-efficient insulation materials.

Why choose Aldra plastic windows?

– Custom manufacturing
– Easy to maintain
– Durable
– Weather-resistant
– Smooth operation
– Burglar-resistant
– Long-lasting
– Recyclable
– Quality-tested since 1978

We provide consultation and support for your projects.