The snap clad metal roofing panel is designed for applications as low as 2 12 pitch.
Standing seam metal roof 1 2 12 slope.
But the taller profiles like standing seam and pbr shown below can be installed on roofs with as low as 1 4 or 1 2 in 12 pitch.
The popular tite loc metal roofing panel is designed for a roof pitch of 1 2 12 or greater.
Stone coated steel metal roof shingles interlocking 3 in 12.
Their fasteners are either concealed or screwed at the top of a ridge which makes them less likely to leak.
The minimum slope for standing seam of roof systems shall be one quarter unit vertical in 12 units horizontal 2 percent slope.
I have read some articles that state this type of metal will work fine and others that implicitly state not to use metal for such a low pitch.
In 12 0 5 in 12 2 39 metal.
Low slope structural roofing generally used on roof pitches ranging from 12 to 3 12 consists of interlocking panels commonly called standing seam roofing that run vertically along the roof surface.
In 12 0 25 in 12 1 19 pvc membrane.
That is a 14 degree angle.
Metal roof panels with lap sealant.
That means the roof doesn t shed water as easily as steeper roofs which is why choosing the right type of roofing material is so important.
Low slope roofs are not totally flat their roof slope generally ranges from 1 4 12 to 3 12.
Integral roofing panels redi roof panels and snap on metal roofing panels have been designed for a minimum 3 12 pitch.
Low slope metal roofs require less material which reduces the overall load on the building s structure.
Typically large footprint single story.
Mechanically seamed standing seam metal roofs commonly used on large warehouses and the like can be used on much lower roof pitches.
A 2 12 roof slope means your roof has 2 inches of vertical drop for every 12 inches of horizontal distance.
In 12 0 25 in 12 1 19 metal.
That means there is at least 3 of vertical rise to the roof slope for every 12 it goes back horizontally.
The pitch is only 1 12.
Minimum metal roof slope depends on the roof profile building design climate and site location.