This is because the overhang has a negative angle and needs careful flashing to prevent that joint from leaking.
Installing metal roof on gambrel barn.
Installing flashing at areas where there is an interruption to the solid line of the pane such as a vent pipe roof edge chimney or wall is critical to avoid water leaking in at these junctions and water seeping into the roofing panels which can cause water damage and rotting of the roofing materials and wood.
Metal roofs look great and will last forever.
To secure the shingle and all remaining shingles you need to use the nail gun to insert three evenly spaced nails through the uppermost portion of the shingle.
A gambrel roof is very common on barn roofs and barn style homes.
But it can still be done as demonstrated in these photos.
Install a 10 inch wide metal flashing nailed 6 inches above the break and creased along its center so that the lower portion rides on top of the lower row of panels.
Align the first shingle squarely with the roof and lay it into place.
Replacing a metal barn roof is something that must be done at some point.
Contentdata html gambrel and transition trim notched upper gambrel flashing part general length gauge girth weight each lg 105 imp rib 3 29 12 1 84 lg 105a reg rib 3 29 12 1 84 lg 105b am dr 3 29.
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Install the upper portion of the roof in the same way as the lower portion cutting a row of pieces to fit at the peak.
Over the years even metal roofs break down and leak.