Think of them as taking the middle road in terms of roof pitch not too flat not too steep.
Roof low pitch options.
This coating helps reduce the instances of rust increasing the life span of the roof.
5 12 to 12 12 pitch.
These shingles are appropriate for pitches as low as 4 12 pitch all the way up to a 12 12 pitch.
This top layer normally is tar over which the gravel is laid.
Table of low slope roofing options.
Keep in mind that neither metal shingles not corrugated metal panels are suitable options for low slope or nearly flat roofs.
Suitable materials for pitched roofs.
Pitched roofs begin with with slopes greater than 3 in 12.
For commercial buildings one of the other popular low pitch roof options is coated metal.
Metal roofs aren t waterproof in and of themselves but they can be treated with a coating that makes them so.
2 where the roof is not visible consider upgrading to a single ply roofing intended for low slope roofs.
Made of several layers of bitumen surfaces built up roofing is finished by applying an aggregate layer or coating as the top layer.
Built up roofing is the most popular roofing material used on low sloped roofs.
Pros cons of roll roofing bur modified bitumen epdm roof systems.
A minimum pitch of 3 in 12 or even 4 in 12 will normally be required.