LokSeam®, which achieved FM Approved certificate, is a standing seam panel float on a system of sliding clips that prevent damage from thermal expansion and contraction. Its standing seam design also eliminates 80% of the through fasteners found in normal systems to achieve greater weather resistance. LokSeam® panels have a width coverage of 470mm with 66mm high ribs including the seam. The minimum roof slope of the LokSeam® roof panels is 3%.