High-security French windows

摘要

High-security French windows fitted to already existing windows and doors 5, extraordinarily improving their security, it being possible for them to act in isolation as a protection or, in combination, as a traditional door or window 6 and also as protection against tampering. It consists of a steel "core" 1 and is embedded into the actual wall, thereby making it difficult to be tampered with. It may be actuated mechanically, electrically or electronically. IMAGE