Cable window restrictor in a white finish for retro-fitting to upvc double glazed windows. This cord restrictor is fitted to the surface of the upvc or any double glazed window and will allow up to 100mm gap for child safety. Supplied in a key lockable cord with a push button. The internal lock is finished in a powder coated whitee for a matching finish to any white window or other window fittings. The cable restrictor can be released to allow the window to be opened fully if needed.