13. Standing Seam Panel Female Leg Male Leg Flat Pan Striated Pan Pencil Rib Pan Over Lap Leg Under Lap Leg
14.
15. Exposed Direct Fasten Panel Female Leg Purlin Bearing Male Leg Over Lap Leg Non Purlin Bearing Under Lap Leg Major Rib Minor Rib
16.
17. Concealed Direct Fasten Panel Female Leg/ Groove Side Male Leg/ Tongue Side Female Leg Over Lap Leg Male Leg Under Lap Leg Striated or Ribbed Striated or Flat Fastening Slot