Easy to fit and operate, sash jammers can be used on both uPVC windows and doors.
- Brown Finish
- Can be fitted to a window or door to provide additional security
- 3 different sized button spacers provided to fit rebates up to 20mm maximum
- uPVC Screws provided for use with reinforced windows
- We recommend using Jack Nuts to gain a secure fit onto un-reinforced window frames
- You won't know if frame is re-inforced until you drill a pilot hole and feel tension or lack of tension
We provide access to online fitting instructions and installation video.
How many to use?
1 Sash Jammer - Small Window or Letterbox
2 Sash Jammers - Large Window / Single Door (Top & Bottom Fitting)
4 Sash Jammers - French/ Patio Doors (2 Top, 2 Bottom, on each door)
View our guide on Sash Jammer
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