Abus Door and window lock SW 1

The Fest am Rahmen is a universal additional lock designed for installation on window frames. Would you like to easily enhance the security of your aluminum, wood, or plastic windows? This universal additional lock makes it simple for you. The additional lock is mounted at the top of the window frame without the need to drill into the window sash. Once in use, the solid steel bolt consistently secures against intruders. The locking mechanism engages automatically and can be conveniently opened without a key.