Steep Slope Roofing Details

However in general terms low slope roofs commercial roofs are those below 2 12 or 3 12 while steep slope roofing would consists of roof pitches above either 2 12 or 3 12 and higher.

Steep slope roofing details.

A comprehensive roofing specification writing tool allowing users to quickly write accurate steep and low slope roofing specifications for job submittal packages. Steep slope roofing usually refers to roofing materials suitable for roofs that have slopes of 3 12 or greater. 4 19 steep spe r deta 4b 1 4 slope layout no ice dam protection 2 4 overlap depending on product full width sheets roof deck. That is your cool roof specification for your roofing product.

Ceilings product comparison tool. By downloading and using any arcat cad detail content you agree to the following license agreement. 9 12 20 12 steep slope. Concrete clay roof tiles.

You can order the foam in different slopes. 2 12 4 12 conventional slope roof. Roofs with multiple slopes ideally inclined at 30 degrees are the best to stand against extreme wind pressure. Steep slope roofing details chapter 4b steep slope roofing details spec manual b u r modified shingle roofing systems.

The goal of this presentation are to define the best roofing details provide solutions to common roofing problems give insights into which roof designs to embrace and which to avoid and to take a look at roofing materials from a 30 000 ft. Gaf residential roofing products cad steep slope roofing. Arcat free architectural cad drawings blocks and details for download in dwg and pdf formats for use with autocad and other 2d and 3d design software. This guide is on steep slope roofs any roof over a 4 12 pitch.

This means for every 12 horizontal inches the roof s rise is three vertical inches or greater. 130 www malarkeyroofing com 800 545 1191 rev. In our example we are using tile roofing with a weight greater than 5 lb sq. On a steep slope roof greater than 2 12 and for climate zone 8 the cool roof requirements are an aged solar reflectance of 0 15 and a thermal emittance of 0 75.

Asphalt roofing is the most affordable with asphalt shingle prices ranging from 70 to 160 per square feet. Insulation itools quick and easy online tools and calculators that can help you determine your insulation needs as well as how much you could save. What type of roof is best for hurricanes. Hence the 4 sloped hip roof is safer than a gable roof with just two slopes.

Roofing association manuals as well as the code book specify a minimum slope of 1 4 inch per foot for low slope roofing. Steep slope roofs behave differently from low slope roofs.