For the smaller residential low slope roofing applications such as garage and porch transitions certainteed offers an excellent solution in our flintlastic sa self adhering sbs modified bitumen roofing system.
Resiential low roof solution.
Commercial roofing guide to low slope systems.
These self adhesive sheets have a special release film on the back for easy installation.
Low slope roofs are not totally flat their roof slope generally ranges from 1 4 12 to 3 12.
1 cover the entire surface with a self adhesive flashing membrane such as grace ice water shield there are many equivalent products.
Iko roof fast cap sheets are ideal for any new or re roofing low slope residential project.
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.
Then apply standard asphalt shingles over the membrane.
The membrane will outlast the shingles and seal around all nail penetrations.
For a low slope residential roof there are two main options.
They can be used alone or in combination with roof fast base sheets.
Where deflection from snow or other live loads is a concern a greater slope will be needed to prevent any ponding.