18 43 asphalt shingles with special underlayment requirements 2 in 12.
Standing seam roof min slope.
9 46 built up roof asphalt.
Standing seam is the metal roof profile that has been gaining more popularity nowadays due to its clean and modern looks.
Standing seam roof systems must have a minimum roof slope of 1 4 12 2 slope.
Minimum required slope x in 12 minimum required slope degrees asphalt shingles.
You can often see such examples of use over metal decks.
In 12 0 25 in 12 1 19 built up roof coal tar pitch.
The profile refers to the shape the metal sheets take when they bend to form panels.
Standing seam manufactures allow applications of metal coverings on slopes of 12 or even more.
Depending on the roof profile there are minimum roof slope requirements for each panel which need to be considered.
Speaking about standing seam metal roof slope it is a general and a self evident knowledge that the steeper it is the faster it is for snow rain or drain to come down the roof.
The minimum slope for standing seam of roof systems shall be one quarter unit vertical in 12 units horizontal 2 percent slope.
This means for every 12 horizontal units the roof must rise a minimum of one quarter vertical unit.
Roofing material or system.