While membranes such as vinyl or epdm are unaffected by standing water it will shorten the life of asphalt based materials such as bur and modified bitumen.
Best roofing materials for low pitch roof.
For a low slope residential roof there are two main options.
Membrane choosing membrane materials is essential for low slope roofs.
Almost all roofing materials specify a slope range for which they are best suited.
In combination with iko roof fast cap sheets it provides waterproofing properties and durability for low slope roofs.
1 cover the entire surface with a self adhesive flashing membrane such as grace ice water shield there are many equivalent products.
These roofs are made from panels of aluminum or steel joined together in raised seams.
Most manufacturers of low slope roofing products specify a minimum slope of between 1 4 and 1 2 inch per foot in their warranties.
There are a number of roofing materials that can be used for low pitch roofing however some cannot be installed at as low a pitch as others.
Iko roof fast base ma is a fiberglass reinforced nailable base with a special film surface designed to be used as one of iko s roof fast low slope roofing components.
Then apply standard asphalt shingles over the membrane.
Metrotile s specialist lightweight roofing can be installed as low as 10 degrees which is the lowest available on the market.