Sash Jammer Window And Door Locks
- Easy to fit and operate, used on both uPVC windows and doors for extra security
- 3 different sized button spacers and packers provided to ensure a stylish fit onto different profiles.
- Locate the Sash Jammer onto section making sure that the window can still open & close without contact with the Sash Jammer Body.
- Drill 2mm pilot holes into the section using the sash jammer as a jig.
- If you encounter re-inforcing when drilling pilot holes you should then use the self tapping screws provided.
- If the pilot holes drill through relatively easily then there will be no re-inforcement and you will need to use jack nuts