Water Soluble Residue from Asphalt Roofing Products (“Tobacco Juicing”)

Describes origin of tobacco juicing and the effects this residue may have on modified bitumen roofs. Provides ways to minimize/eliminate residue runoff. The formation of a “tobacco-juice” residue, so named for its color, is the normal result of the weathering of all asphalt-based products (i.e., roof coatings,

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Recommendations for Application of Asphalt Shingles on Steep Slopes and Mansard Construction

Defines the maximum slope for normal shingle application and suggests different installation methods for slopes beyond that maximum. Over the last few years, architectural design trends have resulted in radical departures from normally accepted roofing concepts. Roof slopes, especially in mansard design, have been increased to the

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Recommendations for Installation of Asphalt Roofing Shingles in Cold Weather

Asphalt shingles have been used successfully in cold climates for over one hundred years. Improved application efficiency, and more importantly, enhanced long-term shingle performance, can be achieved by following the cold weather application recommendations outlined below. Be sure to follow the manufacturer’s installation instructions carefully, as most

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Recommendations for Storage and Application of Asphalt Roofing Shingles in Hot Weather

Introduction Asphalt shingles have been used successfully in various climate zones around the world, including desert and tropical regions, for over one hundred years. Improved application efficiency and, more importantly, enhanced long-term shingle performance can be achieved by following the recommendations outlined below for hot weather storage

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