You need to consider the slope requirements of each panel to determine this minimum slope.
Roof pane slope.
The metal roof minimum slope doesn t stray far from other building with different material.
The profile is the shape taken by the sheets when you bend them to form panels.
According to the 2012 international building code 1507 4 2 deck slope minimum slopes for roof panels need to comply with the following.
There is an optimum angle for solar panels on a roof.
Minimum roof slope of 3 12 for lapped nonsoldered seam metal roofs without lap sealant applied.
The best roof pitch for solar panels is between 30 and 45 degrees.
Roof angle or pitch roof orientation how south facing a roof is and location.
Minimum roof slope of 0 5 12 for lapped nonsoldered seam metal roofs with lap sealant applied.
The standard of lower pitch actually ranges between 1 12 to 5 12.
The minimum slope for lapped non soldered seam metal roofs without applied lap sealant shall be three units vertical in 12 units horizontal 25 percent slope.
The minimum slope of a roof depends on the roof s profile.
Express the slope of a metal roof by a ratio which indicates the pitch of the roof.
All those pitches that are lesser than 4 12 going to have an insignificant angle and will be recognized as low slope roofs.
Since rachel asked about roof slope i will focus on this one aspect.
The most shared or standard roof pitches are between 4 12 and 9 12.