The hooks made of hardened steel fully engage like swing hooks into the particularly stable steel strikers and hook in securely there. Special steel hooks attain the same standard of security as on solid building doors.

The reverse-action centre lock provides effective protection against attempts to displace the window by means of violent, lateral jimmying. Two mushroom cams simultaneously engage both sides of the security striker for even stricter security requirements.

Reverse-action centre lock

Security handles Secustik® in the lockable version provide security against attempts to displace all the hardware from the outside.

Security Handles

Magnetic bullet catches on balcony doors allow these doors to close gently on their own with a light touch. The magnetic piece ensures a secure hold even without using the handle to lock.

Magnetic Bullet Catch

The Roto NT arrestable brake-stay enables terrace and balcony doors to be conveniently locked in any desired turn position between 15° and 90° by simply moving the handle into the vertical locked position.

Arrestable Brake-Stay

The window sash is locked in the tilted position when the handle is in the horizontal position. The lockable handle with the profile cylinder, thereby prevents the possibility of changing from tilting to turning with the handle in the horizontal position in order to fully open the window.

(Children's) Security Window