The Classic Fireguard Extension is 30cm wide. If your fireplace or hearth is wider than 140cm you can increase the width of the Classic Fireguard to 172cm with one extension and 213cm with two extensions. Each extension is fitted between the standard fireguard panels with additional nuts and bolts (supplied). Classic Fireguard Extension for the Clippasafe Classic Fireguard for model 1002 only!