Minimum Roof Pitch For 3 Tab Shingles

We do install shingles on these in between.

Minimum roof pitch for 3 tab shingles.

Pitch is the term used to describe the angle slope or slant of your roof. I have heard of special methods being used for 3 tab asphalt shingle and low roof pitches less than 4 pitch that includes adhering the shingles and changing the reveal so that in the roofer would be nailing through 3 layers of shingles prevents wind lift off. 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. Asphalt composition shingles are designed to be installed on roof slopes greater than a 4 in 12 pitch.

What precautions need to be taken to install shingles on low slopes. For low slopes as well as any other slope your local building department should be contacted. Therefore the asphalt manufactures base their warranties around the minimum recommended pitch of 4 in 12. Low sloped roof shingle installation.

Some people recommend not installing asphalt shingles on slopes below 5 12 but a skilled roofer may well be able to make this work. A roof slope of 2 12 up to but not including 4 12 is considered as low in residential construction. Or the colon can replace the slash as in 2 12 or 7 12. Normal roof slope for typical installation.

Asphalt shingles continue to be the most widely installed roof covering option in north america. 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. Experience the total owens corning roofing system and high quality roofing shingles. Roof pitch defined and explained.

This number corresponds to the number of inches of rise in a 12 foot run. There are differing opinions as to the minimum slope for a roof but the generally accepted minimum is 3 12. Asphalt shingles are an effective roof covering material for sloped roofs that can be successfully used on slopes as low as 2 12. Owens corning produces high quality asphalt coating asphalt sealants and adhesives for asphalt shingles.

Roof pitch designations are comprised of two numbers indicating a ratio. The ratio can be indicated by a division slash separating the numbers such as 2 12 or 7 12. We can even help you find a professional to install it. If 4 12 and above is normal and 2 12 is minimum what about properties with roofs in between the two such as a 3 12 pitched roof.

They provide excellent weather resistance great value and now more than ever a tremendous range of beautiful designs and color blends. Normal shingle installation is allowed for all roofs with a pitch of 4 12 and above.