The Sliding Door Interlock Is A High-Quality, Durable Locking System Designed For Sliding Doors. This Interlock Provides Excellent Security And Protection Against Unauthorized Access, Ensuring The Safety And Security Of Your Home Or Office.Advanced Locking Mechanism Provides Excellent Protection Against Forced Entry And Unauthorized Access. Sliding Doors: Suitable For Sliding Doors, Including Glass, Wood, And Metal Doors.