The Abus Expandable Window Grille range offers protection against basement and ground floor window break-ins A single window as small as 500 x 300mm can be protected multiple units can be installed to cover a range of window sizes They provide a quick easy secure solution especially post burglary attempts or breaks ins providing peace of mind and security The grilles have a thick passivated coating that is highly resistant to corrosion and can be painted if desired They are easy to install and come with all the required security screws and fixings