The MB DIY Non-locking Sash Jammer is a perfect supplement to any existing window locking device to increase security. This sash jammer is simple to operate, easy to install and designed to be universal, meaning you can use it on any window application. It can be fitted to either the sash or the frame and works with any window.
Non-Locking Sash Jammer | White
- Easy to install
- Simple operation
- Suitable for any window, inward or outward opening