Mechanically seamed standing seam metal roofs commonly used on large warehouses and the like can be used on much lower roof pitches.
Standing seam metal roof 1 2 12 slope.
The snap clad metal roofing panel is designed for applications as low as 2 12 pitch.
Metal roof tiles metal roof shingles interlocking 3 in 12.
In 12 0 5 in 12 2 39 metal.
The pitch is only 1 12.
In 12 0 25 in 12 1 19 metal.
Low slope roofs are not totally flat their roof slope generally ranges from 1 4 12 to 3 12.
Simply put it s a shallow roof.
Stone coated steel metal roof shingles interlocking 3 in 12.
That is a 14 degree angle.
Integral roofing panels redi roof panels and snap on metal roofing panels have been designed for a minimum 3 12 pitch.
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.
That means there is at least 3 of vertical rise to the roof slope for every 12 it goes back horizontally.
Their fasteners are either concealed or screwed at the top of a ridge which makes them less likely to leak.
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 pvc membrane.
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.
Low slope metal roofs require less material which reduces the overall load on the building s structure.
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.
Metal roof panels with lap sealant.
The minimum slope for standing seam of roof systems shall be one quarter unit vertical in 12 units horizontal 2 percent slope.
The popular tite loc metal roofing panel is designed for a roof pitch of 1 2 12 or greater.
Typically large footprint single story.