Shingles of all types need to have a slope to function properly.
Roof pitch for asphalt shingles.
What is the roof pitch for asphalt shingles on a house.
Manufacturers of asphalt shingles recommend a pitch of 4 12 or more but the absolute minimum pitch is 2 12.
Fortunately the requirements are quite accommodating.
The minimum requirement is 2 12.
If you re having asphalt shingles put on your roof you will have to have a minimum slope.
Asphalt shingles continue to be the most widely installed roof covering option in north america.
For individuals who are not well versed with roofing and architecture the slant of a roof seems like a trivial matter to worry about but it does play an important role in planning out and installing the right material and parts for your roof.
The 2 12 number is rise over run or two units of vertical for every 12 units horizontal.
Owens corning produces high quality asphalt coating asphalt sealants and adhesives for asphalt shingles.
Asphalt shingle roofing is designed to shed water that is flowing downward over its surface with each shingle overlapping the one below.
The asphalt shingle manufactures recommend that you install asphalt shingles on a recommended minimum of 4 in 12 or greater however most manufactures will warrant their shingles down to a 2 in 12 pitch if the recommended installation method is used.
Asphalt shingles require a minimum roof pitch of 2 12 or greater.
They won t be appropriate for all roofs.
That works out to about nine degrees if that works better for you.
Pitch is measured in inches of vertical rise of the roof over one foot 12 inches of horizontal run.
Installation on roof slopes below a 2 in 12 pitch is not recommended at all.
We can even help you find a professional to install it.
Clay and concrete tile requires a minimum roof pitch of 2 1 2 12 or greater.
Roof pitch is another term for the inclination of your roof and how steep it is.
So a 4 12 pitch roof rises 4 inches for every 12 inches of horizontal run.
The roofing materials most often used for these pitches include asphalt composite shingles.
These shingles are appropriate for pitches as low as 4 12 pitch all the way up to a 12 12 pitch.
They provide excellent weather resistance great value and now more than ever a tremendous range of beautiful designs and color blends.
What is the minimum slope for an asphalt shingle roof.
Asphalt shingles do require that you have a minimum pitch to your roof.
Experience the total owens corning roofing system and high quality roofing shingles.
The short simple answer is 2 12 has traditionally been considered the absolute minimum acceptable roof slope suitable for asphalt shingles.
Let us recap on the minimum roof pitch required for each type of roofing material.
Metal roof shingles require a minimum roof pitch of 3 12 or greater.
What is the minimum pitch slope of an asphalt shingle roof.
There are plenty of other options however for flat and nearly.
Additional underlayment protection with special application methods are required when asphalt shingles are installed on a low slope roof following the manufacturer s application instructions.
