SL15 Snaplock Panel – is a snap-together architectural panel with a 1-½” standing seam, typically used over a solid deck. Available in both 26 ga. SMP and 24 ga. Kynar with widths ranging from 12” to 20”. Eight stocked colors for 16” wide panels, in 26 ga. SMP. Minimum recommended slope is 3:12. Pan striations required for all 26 ga. panels.