Rationel have heavily invested in the development of security of their windows. Rationel windows have been tested and certified under the 'Secured by Design' initiative.
To achieve the 'Secured by Design' initiative the window frame, lock and hardware must pass a series of physical tests based on burglary methods, to see similar tests in action of these impressive windows please see the video below.
Enhanced ironmongery .
Solid bolts .
Security receiver with angled screws.
Hinges fixed with a security angle.
Security sealant is applied to the glass.