Low slope roofs with gaf asphalt shingles.
How to install shingles on a low pitch roof.
To install the flange one shingles to about the level of the pipe then nails the flange on and then continues by putting the shingles over the flange.
Attach drip edge along the edge of the roof with roofing cement.
The short simple answer is 2 12 has traditionally been considered the absolute minimum acceptable roof slope suitable for asphalt shingles.
Asphalt shingles continue to be the most widely installed roof covering option in north america.
Asphalt shingles are an effective roof covering material for sloped roofs that can be successfully used on slopes as low as 2 12.
The cabo one and two family dwelling code permits the installation of asphalt shingles on roofs with a slope as low as 2 12 if the.
With respect to shingle application roof slopes from 2 12 to less than 4 12 18 5 are called low slope roofs while roof slopes of 4 12 or greater are called normal or standard slopes.
Corresponding editor paul fisette replies.
If you don t place the drip edge properly.
No homeowner or building owner looks forward to it installing a new roof.
They provide excellent weather resistance great value and now more than ever a tremendous range of beautiful designs and color blends.
I have heard that asphalt shingles can be applied on a roof with a pitch as low as 2 12 as long as a rubberized asphalt eaves membrane is installed under the shingles.
That way water flows from the shingles onto the flange and continuing to flow down slope it flows back.