SECURISTYLE Defender Restricted Friction Hinge Top Hung 13mm - 300mm (12 Inch) X 13mm

This Securistyle Defender top hung window friction hinge has a built in restrictor and a stack height of 13mm. The window restrictor incorporates a child resistant mechanism which limits the initial opening of the window in question. The built in quick release lever allows the window to be fully opened to be easily cleaned. Built in child resistant mechanism limits initial opening Built in quick release lever allows the window to be fully open for easy cleaning Restrictor automatically relocates and resets when the window is closed