Shingle Release Film

Asphalt shingles are manufactured with factory-applied adhesive sealant strips to enhance wind resistance in shingle roof systems. The sealant is typically an asphalt-based adhesive that adheres shingles together after installation.  This adhesive strip may be located on the front or back surface of shingles, depending on the

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Effects of Ponding Water on Low-Slope Asphalt Roofing Systems

Ponding water is defined as water that remains on a roof for 48 hours or longer. It may result from rain, melting snow/ice, or runoff from rooftop equipment.  The Asphalt Roofing Manufacturers Association is joined by other reputable organizations, such as the National Roofing Contractors Association and

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Application of Asphalt Shingles on Slopes Greater than 21:12

The maximum slope ARMA considers suitable for normal asphalt shingle application is 21:12, or 21” per foot. The use of asphalt shingles on slopes greater than 21:12 (e.g., mansard roofs) requires special application methods because such very steep slopes reduce the effectiveness of factory-applied self-sealing adhesives, especially

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Sealants: The Magic Touch

Shingle Sealants Bond Your Roof Together With ever increasing performance expectations for asphalt shingles designed to withstand high winds and heavy rains, manufacturers have responded by producing increasingly higher-performing shingles. When properly installed, asphalt shingles are manufactured to bond securely to each other, forming an integrated roof-covering

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Asphalt Shingle Recycling

Did You Know? A “Green” Benefit of Asphalt Shingles Informed homeowners and building owners are aware of the many benefits of asphalt shingles. They are affordable, durable and come in numerous styles, shapes, textures and colors to fit any design aesthetic. But not everyone is aware of

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