Windows often come under attack. There is now an effective solution for double windows: the VdS-approved ABUS DFS 95 double window lock. Secure your double windows effectively and increase window security A gap of 18-35 mm between the two halves of the window is a prerequisite. The claw action of the solid double swivel bolt secures both halves of the window simultaneously. As a result, the windows are particularly difficult to lever open: a ... Other interesting products from the category Locks for double windows