Roof Pitch For Asphalt Shingles

Manufacturers of asphalt shingles recommend a pitch of 4 12 or more but the absolute minimum pitch is 2 12.

Roof pitch 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. Experience the total owens corning roofing system and high quality roofing shingles. Installation on roof slopes below a 2 in 12 pitch is not recommended at all. If you re having asphalt shingles put on your roof you will have to have a minimum slope.

So a 4 12 pitch roof rises 4 inches for every 12 inches of horizontal run. These shingles are appropriate for pitches as low as 4 12 pitch all the way up to a 12 12 pitch. Asphalt shingles do require that you have a minimum pitch to your roof. Clay and concrete tile requires a minimum roof pitch of 2 1 2 12 or greater.

Metal roof shingles require a minimum roof pitch of 3 12 or greater. Roof pitch is another term for the inclination of your roof and how steep it is. The short simple answer is 2 12 has traditionally been considered the absolute minimum acceptable roof slope suitable for asphalt shingles. Owens corning produces high quality asphalt coating asphalt sealants and adhesives for asphalt shingles.

There are plenty of other options however for flat and nearly. Asphalt shingles should never be applied to roof slopes below 2 12 2 of vertical rise for every 12 of horizontal run or 9 5. Fortunately the requirements are quite accommodating. Let owens corning help you determine when it is time for a new roof and then let us help you choose the shingles for your roof that are right for you.

The roofing materials most often used for these pitches include asphalt composite shingles. They provide excellent weather resistance great value and now more than ever a tremendous range of beautiful designs and color blends. Asphalt shingles continue to be the most widely installed roof covering option in north america. 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.

What is the roof pitch for asphalt shingles on a house. The minimum requirement is 2 12. That works out to about nine degrees if that works better for you. The 2 12 number is rise over run or two units of vertical for every 12 units horizontal.

Asphalt shingles require a minimum roof pitch of 2 12 or greater. We can even help you find a professional to install it. Traditional 3 tab shingles made with asphalt composite are the most popular type of shingle and are the most flexible in terms of adapting to many roof pitches. Shingles of all types need to have a slope to function properly.

What is the minimum pitch slope of an asphalt shingle roof. What is the minimum slope for an asphalt shingle roof. Let us recap on the minimum roof pitch required for each type of roofing material. Pitch is measured in inches of vertical rise of the roof over one foot 12 inches of horizontal run.