Window restrictor arm for upvc double glazing windows, often known as a concealed restrictor as it sits in between the frame and sash and so cannot be seen when the window is closed.
Great for rooms where there is a higher risk of accidentally falling out.
Supplied as 1 restrictor with 1 stud, extra studs available for 95 pence each
If you're not sure which size stud to get then take a look at our new Universal Concealed Restrictor with easy fit studs
- Spring–loaded releasable arm.
- Manufactured from stainless steel.
- Complies to BS6375 : Part 2 : 1987.
- Ideal for retro–fitting.
- 3 stud sizes available - 9.5mm, 11.5mm or 14.5mm