Steeline GP Panel is a conventional lightweight sheet walling profile with a lower rib that gives an unobtrusive appearance in any application you choose to use it on. Steeline GP Panel is the ideal product to use on the walls of your garage, garden shed or workshop. With a little imagination, it can also be used to make a feature of any wall or area that you want to look a little different. Steeline GP Panel is made from quality Colorbond® or Zincalume® steel, which will withstand Australia's harsh conditions.