https://output.jsbin.com/nosivijogo/
https://anotepad.com/notes/7bietf99
Security Features of Double Glazed Windows Modern double-glazed frames come with additional security features that make it harder for burglars to break into them. These include robust locking mechanisms and top-quality handles. Espag handles come with a spindle at the back of the handle which controls the multi-point lock within the window frame. They are extremely popular on uPVC windows. They come in straight and cranked versions. High-Tech Locking Mechanisms Window locks are an integral part of the safety