For example areas hit by extraordinary lake effect snows like buffalo new york and montreal canada specify a 6 12 a rather steep pitch of approximately 26 6 degrees.
Minimum roof pitch colorado.
We require a 2 12 pitch for our standing seam products.
What is the minimum pitch slope of an asphalt shingle roof.
However you can only use this pitch with built up roofing or specialized synthetic roofing.
Thanks walt in colorado.
That works out to about nine degrees if that works better for you.
In some areas of the u s.
Would you as a manufacturer of this flat metal roofing material condone a 1 12 slope for this roof.
They provide excellent weather resistance great value and now more than ever a tremendous range of beautiful designs and color blends.
Shingles of all types need to have a slope to function properly.
You could also opt for a pvc flat roofing membrane.
There are some standing seam metal roofing options available from atas and other manufacturers that can be installed on a roof with pitch of 1 12.
The minimum requirement is 2 12.
The short simple answer is 2 12 has traditionally been considered the absolute minimum acceptable roof slope suitable for asphalt shingles.
Rafters are built or framed on an angle to achieve the designed pitch of a roof.
The minimum pitch for a roof is 1 4 12 which translates to 1 4 inch rise to 12 inches of run.
4 responses to 28 minimum roof pitch with metal roofing.
Asphalt shingles continue to be the most widely installed roof covering option in north america.
Building codes require a minimum slope.