The Max6mum Security Lockable Baby And Child Window Restrictor is an easy fit window and door safety solution. This lockable window restrictor is a neat practical solution, that provides more than simple child safety. Whether you are looking to install it in the home, business premises, public building, hospital or school, these simple, practical and great looking restictors help prevent accidents and increase security. The window restrictor has been designed to enable you to open your window up 10 cm to allow air circulation through your home. Should your child fall or push against the window they will still be safe. It also prevents the window from being easily opened from the outside. The opening width can be decreased if necessary during installation by positioning the fixing points further apart from each other. Features: Provides child safety for windows and doors Prevents accidents due to open windows Stops children escaping from unlocked doors Allows safe ventilation 20 cm cable is covered with plastic sleeve – opens to 10 cm 100kg breaking strain on the whole unit Easy to install Lock with keys Suitable for uPVC, aluminium, wooden and metal profiles Suitable for all windows and doors Supplied with 4 fixing screws, locking key, cable cover and base covers Can be fitted to all materials Conforms to EN 13126-5:2011 + A1:2014