Low slope structural roofing generally used on roof pitches ranging from 12 to 3 12 consists of interlocking panels commonly called standing seam roofing that run vertically along the roof surface.
Residential low slope roof options.
While weighing the options for replacing a small low slope porch hip roof i quickly rejected half lap mineral surfaced roll roofing.
Low slope reroof with epdm.
A bituminous underlayment such as grace ice water shield under standard three tab asphalt shingles would work but only on slopes 2 12 and steeper.
For a low slope residential roof there are two main options.
2 where the roof is not visible consider upgrading to a single ply roofing intended for low slope roofs.
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.
In combination with iko roof fast cap sheets it provides waterproofing properties and durability for low slope roofs.
Never 100 percent flat these roofs have a slope of less than 10 degrees.
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.
It would have to be redone or coated in eight to ten years if not sooner.
Even though they have been used throughout history flat or low slope roofs are becoming a sign of ultra modern modular homes.
Used as an architectural device for residential homes flat roofs are more commonly seen in large industrial manufacturing or commercial buildings.
At slopes lower than 2 12 on residential structures the primary roofing options are built up roofing bur often called tar and gravel modified bitumen and epdm see table 2 17 above.