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A modified bitumen roofing system uses asphalt, which is a traditional waterproofing medium, modified with atatic polypropylene, synthetic rubber, styrene butadiene styrene or other agents that form a uniform matrix to e... More »

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Three basic types of roofing underlayment include asphalt-saturated felt, rubberized asphalt and non-bitumen synthetic underlayment. Asphalt-saturated felt paper is a common underlayment for residential roofs with steep ... More »

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Builders use hot tar and gravel, modified bitumen, or a rubber membrane on homes with flat roofs. Homeowners can also pick a standing seam metal roof if they have a roof pitch of at least 1/4 inch per foot. More »

www.reference.com Home & Garden Home Maintenance Building Materials
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For the construction of the roof itself, roofing rolls made of metal or asphalt are commonly used, as are shingles made of shake wood, asphalt or rubber. Builders need additional wood and nails, including roofing nails, ... More »

www.reference.com Home & Garden Home Maintenance Building Materials

Builders use hot tar and gravel, modified bitumen, or a rubber membrane on homes with flat roofs. Homeowners can also pick a standing seam metal roof if they have a roof pitch of at least 1/4 inch per foot. More »

www.reference.com Home & Garden Home Maintenance Building Materials

Some residential roofing options include asphalt shingles, slate tiles and wood shingles. Other options include different types of metal shingles and tiles, ceramic tiles and cement. More »

www.reference.com Home & Garden Home Maintenance Building Materials

Roll, or rolled, roofing is material consisting of large squares of felt suffused with asphalt, used as a cheaper and labor-saving alternative to individual roof shingles. Although there are practical advantages to rolle... More »

www.reference.com Home & Garden Home Maintenance Building Materials