11 Best Of How Far Should Metal Roofing Overlap Best Wallpaper JPG. A ridge cap is normally installed only after all metal roof panels and any other trim are in place. Install Metal Panels or Shingles Align the first metal roofing panel so that it overlaps the edging by 12 to 34 of an inch and is square to the roof line.
The sheets should overlap by at least four inches - add a bead of caulk where they overlap - and at the other end of the building ensure theres an overhang of two inches. You can apply metal roofing to as low a pitch between 2 in 12 of rise and less than 4 in 12 of rise. With the first row 1.
This is called a low slope application and requires extra steps see above under roof pitch.
A ridge cap is normally installed only after all metal roof panels and any other trim are in place. This is called a low slope application and requires extra steps see above under roof pitch. I am assuming this is a roof with a minimum of a 412 pitch. The valleys of sheets should be turned-down at lower ends and turned-up at upper ends.