They add a manually operated secondary fastening to timber doors, windows and similar openings.
Extra Security for Doors and Windows
Door and window bolts add a simple secondary fastening to timber openings. Surface-mounted designs are useful where an extra internal securing point is needed without replacing the main lock or handle.
Choose a bolt length and keep arrangement that suit the frame and available fixing area. The shoot must travel freely into the receiver without lifting or twisting the fitting. Compare other options in the locks and latches collection.
Fix into sound material and test the opening through its full movement before tightening. Existing door hinges should hold the leaf square, while compatible door handles and furniture can be matched by finish during the same repair.
Door Window Bolt FAQ's
Only use hardware and fixings approved for that profile. Drilling can damage reinforcement, seals or warranties.
Place it where the door and frame provide firm fixing, with the shoot aligned squarely to the receiver.
The receiver may be misaligned, the opening may have dropped or the fitting may have twisted as the screws were tightened.
No. It is normally supplementary hardware and should not replace a suitable rated lock on an entrance door.