1 cover the entire surface with a self adhesive flashing membrane such as grace ice water shield there are many.
Low pitch roof covering options.
2 where the roof is not visible consider upgrading to a single ply roofing intended for low slope roofs.
Clay or cement tiles can be used on a wide range of roof pitches.
Flintlastic sa products feature easy and clean application and also have granulated surfaces with colors that coordinate with certainteed shingles providing the homeowner with a complete and coordinated solution for roof designs that transition from steep to low slope.
4 12 to 20 12 pitches.
For pitches of 2 5 12 up to 4 12 the roof requires double underlayment.
This top layer normally is tar over which the gravel is laid.
Iko roof fast 95 base is a self adhesive product that can easily be cold applied on low slope roofs.
For a roof recover that is keeping the low slope structure a roofer may add tapered insulation and then a new roof covering of epdm or other roofing material.
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.
But the taller profiles like standing seam and pbr shown below can be installed on roofs with as low as 1 4 or 1 2 in 12 pitch.
Low slope metal roofs have been a preferred roof covering for commercial institutional and industrial buildings for years because of their ability to protect against the elements to allow water to drain away from the roof surface and to keep building contents and occupants dry and comfortable.
It s constructed of a durable reinforcing mat of non woven glass fibers that have been coated and permeated to a thickness of approximately 2 0 mm.
Built up roofing is the most popular roofing material used on low sloped roofs.
Slopes above 19 12 are not recommended since tiles on very steep roofs can rattle.
Their fasteners are either concealed or screwed at the top of a ridge which makes them less likely to leak.