How Much Pitch Should A Roof Have To Use Shingles

This image shows a relatively shallow roof pitch of 15 degrees.

How much pitch should a roof have to use shingles.

They provide excellent weather resistance great value and now more than ever a tremendous range of beautiful designs and color blends. Artists commonly use north facing roof lights to allow cool light into their studios. Fill out our online form or contact 214 321 9341. There is a lot to know a lot to do and a whole lot to be carried.

Do you need a free estimate for your roof. The loft space would be much larger with a roof pitch of 45 degrees. Roof pitch defined and explained. Mike asks i just bought a house with a roof section that has a low 1 2 pitch should i use rubber roofing or are shingles acceptable asphalt shingles usually require a 4 or greater rise for every horizontal foot of run though it s possible to use them on a lower sloped roof.

Asphalt shingles continue to be the most widely installed roof covering option in north america. Pitch is the term used to describe the angle slope or slant of your roof. The ratio can be indicated by a division slash separating the numbers such as 2 12 or 7 12. The pitch of your roof can limit the types of shingles you use.

A word of caution. Or the colon can replace the slash as in 2 12 or 7 12. Installation on roof slopes below a 2 in 12 pitch is not recommended at all. If you re going to take the leap and try it yourself.

The short simple answer is 2 12 has traditionally been considered the absolute minimum acceptable roof slope suitable for asphalt shingles. However you can only use this pitch with built up roofing or specialized synthetic roofing. My insurance company says it can t insure that roof because it should have flat roofing material and refer me to icc irc 2006. 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.

Roof pitch designations are comprised of two numbers indicating a ratio. The minimum pitch required for shingles is 2 12 which means for every 12 inches the roof rises 2 inches. I have a six square 2 12 pitch patio roof installed by a previous owner who used 3 tab shingles. The minimum pitch for a roof is 1 4 12 which translates to 1 4 inch rise to 12 inches of run.

Explore the rest of our website for more educational tips. Read on for details. Knowing how much overhang roof shingles should have is only a small part of the job.