Patent No. EP3401495 (titled "Facade/Window Construction And Sun Protection Device Designed For Same") was filed by Warema Renkhoff on May 8, 2018. The application was issued on Dec 25, 2024.
A facade/window construction with integrated sun protection and fall protection systems that adapt to architectural layouts. The system features a central frame element with integrated guide rails that support a sun protection curtain and fall protection devices. The guide rails have built-in support rails that can be positioned between the main rails, allowing for optimal positioning of the devices. This design enables seamless integration of sun protection and fall protection elements while maintaining structural integrity.

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