Steep Slope Roofing Details

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.

Steep slope roofing details.

That is your cool roof specification for your roofing product. 2 12 4 12 conventional slope roof. You can order the foam in different slopes. 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.

Cedar shakes shingles. Steep slope roofing usually refers to roofing materials suitable for roofs that have slopes of 3 12 or greater. Concrete clay roof tiles. Gaf residential roofing products cad steep slope roofing.

Hence the 4 sloped hip roof is safer than a gable roof with just two slopes. 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. 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. Materials suitable for steep slope roofs include asphalt roll roofing as well as asphalt shingles concrete and clay tiles wood shakes slate and metal roofs.

130 www malarkeyroofing com 800 545 1191 rev. Steep slope roofing details chapter 4b steep slope roofing details spec manual b u r modified shingle roofing systems. Steep slope roofs behave differently from low slope roofs. This means for every 12 horizontal inches the roof s rise is three vertical inches or greater.

Roofing association manuals as well as the code book specify a minimum slope of 1 4 inch per foot for low slope roofing. Ceilings product comparison tool. Roofs with multiple slopes ideally inclined at 30 degrees are the best to stand against extreme wind pressure. This guide is on steep slope roofs any roof over a 4 12 pitch.

In our example we are using tile roofing with a weight greater than 5 lb sq. A comprehensive roofing specification writing tool allowing users to quickly write accurate steep and low slope roofing specifications for job submittal packages. One cool trick is to use a slope kit consisting of sheets of foam that are tapered to provide the necessary slope. Asphalt roofing is the most affordable with asphalt shingle prices ranging from 70 to 160 per square feet.

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