Sliding Window LockThese thumbscrew window locks are constructed of heavy-duty extruded aluminum, and each come with a steel thumbscrew. Window locks like these are designed for use on older style horizontal and vertical sliding windows, manufactured with metal frames.BrandDefender SecurityColorWhiteMaterialAluminumSize1/4 inchesKey Product FeaturesCompatible with both horizontal and vertical sliding windowsFor use with older style, metal framed windowsFor use with sliding windows that have a maximum of 3/16 inch thick frame finsMade of heavy-duty extruded aluminum with steel thumbscrewThese sliding window thumbscrew locks come white in colorIdeal for use as secondary security locks, often used for ventilating or securing windows in closed positionNo tools needed for installationFrom the ManufacturerThis sliding window lock is constructed of extruded aluminum with a steel thumbscrew, and it comes in a white painted finish. The design of this lock is manufactured to fit on older style, metal framed windows – usually of single pane glass. For vinyl windows consider using Prime-Line model numbers U-9809 or U-10547. Once the lock has been mounted and hand-tightened, finish by tightening thumbscrew with pliers to securely lock windows in closed or ventilating positions. These locks are easy to install and are used by many to increase the security of their home.
