Roofing Glossary

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There are currently 4 names in this directory beginning with the letter A.
Algae discoloration
A type of roof discoloration caused by algae. Commonly called fungus growth.
American method
Application of very large individual shingles with the long dimension parallel to the rake. Shingles are applied with a 3/4-inch space between adjacent shingles in a course.
Asphalt
A bituminous waterproofing agent applied to roofing materials during manufacturing.
Asphalt roofing cement
An asphalt-based cement used to bond roofing materials. Also known as flashing cement or mastic; should conform to ASTM D4586.