Minimum slope for low slope roof systems with any roofing material a slope of at least 1 4 inch per foot is recommended to promote drainage and minimize ponding.
Resiential low roof solution.
They can be used alone or in combination with roof fast base sheets.
Low slope metal roofs require less material which reduces the overall load on the building s structure.
These self adhesive sheets have a special release film on the back for easy installation.
1 cover the entire surface with a self adhesive flashing membrane such as grace ice water shield there are many equivalent products.
Commercial roofing guide to low slope systems.
The membrane will outlast the shingles and seal around all nail penetrations.
Iko roof fast cap sheets are ideal for any new or re roofing low slope residential project.
Then apply standard asphalt shingles over the membrane.
For a low slope residential roof there are two main options.
Where deflection from snow or other live loads is a concern a greater slope will be needed to prevent any ponding.
Low slope metal roofs have simple geometries and are easier and less expensive to install that medium to steep slope roofs.