Minimum Slope Roofing Material

Minimum required roof slope for roofing materials.

Minimum slope roofing material.

Roofing material or system. Determine the minimum slope of the roof based on the roofing material. Experience the total owens corning roofing system and high quality roofing shingles. Owens corning produces high quality asphalt coating asphalt sealants and adhesives for asphalt shingles.

Larger flat roofed applications low slope such as residential condominium complexes row homes and town houses and smaller applications such as residential porch and garage transitions from the main home where the slope of the roof changes dramatically. For example you may think you want classic composite shingles on your roof but if the pitch is below a certain ratio you may be forced to install a different type of roofing perhaps rolled roofing or. Factors affecting minimum roof pitch. 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.

Are framed with a steep slope roof pitch. 9 46 built up roof asphalt. Therefore each type of roofing material has a minimum slope requirement that must be maintained to decrease the potential of water intrusion. It is the recommended slope as there is no guarantee if you opt for flatter pitch than this.

Residential low slope roofing can generally be divided up into two broad categories. Due to the fact that there are many roofing styles and different kinds of roofing materials there is no universal minimum roof pitch. Minimum required slope x in 12 minimum required slope degrees asphalt shingles. The short simple answer is 2 12 has traditionally been considered the absolute minimum acceptable roof slope suitable for asphalt shingles.

They provide excellent weather resistance great value and now more than ever a tremendous range of beautiful designs and color blends. Many factors determine which roofing materials you can use and one make or break factor is the slope of the roof known as roof pitch. Corrugated roofing is an amazing choice for conventional pitched roof despite having the severe limitation about the pitch. Asphalt shingles continue to be the most widely installed roof covering option in north america.

Steep slope roofing is generally referred to as residential roofing due to the fact that most single family homes in the u s. The steeper the roof slope the less potential for water to backup however the roofing materials established in chapter 9 must meet to minimum slope requirements. Generally roofing types and roofing products are typically divided up into two primary categories steep slope roofing and low slope roofing. Match the roofing on the covered porch with the main roof.

The corrugated metal roof minimum slope is 5 degrees. In 12 0 25 in 12 1 19 built up roof coal tar pitch. In turn this will result in a higher roof installation cost. The minimum pitch for shingles is 1 6 which is equivalent to 4.

18 43 asphalt shingles with special underlayment requirements 2 in 12. We can even help you find a professional to install it.