Modified Bitumen

Recent IARC Ruling on Occupational Exposure to Asphalt and its Emissions during Roofing

What information is available about the recent IARC review of asphalt? The International Agency for Research on Cancer (IARC) is an arm of the UN’s World Health Organization, headquartered in Lyon, France. One of IARC’s missions is to develop detailed scientific reviews (called “Monographs”) of the potential

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Asphaltic Low-Slope Roofing

For commercial buildings, asphaltic low-slope roofing provides the highest level of quality, affordability and reliability on the market. Most commercial facilities use low-slope roofing because it is cost-efficient, maximizes usable space and can be designed to feature value-adding amenities such as HVAC equipment or a roof garden. Though a flat roof may

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Cold Weather Recommendations for Built-Up Roofing

Introduction Application of any type of bituminous roofing system in cold weather can be achieved successfully if precautions are taken. When roof systems are installed in outdoor temperatures below 50°F, the installer can expect difficulties including but not limited to: maintaining the proper asphalt temperature at the

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Decking Recommendations for Built-Up Roofing and Modified Bitumen Membranes

Introduction The Asphalt Roofing Manufacturers Association (ARMA) recommends that the structural roof deck meet certain minimum requirements to be an acceptable substrate for the specified roofing system. Generally, all decks should be clean, dry, and securely fastened to the building structure with no abrupt level changes exceeding

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Self-Adhesive Modified Bituminous Roofing Membranes

Modified bituminous roof membranes continue to be popular option for low-sloped roofs due to their proven performance. Historically these products have been torch-applied, mop-applied using hot asphalt (SBS only), or applied with solvent-based adhesives. Self-adhesive membranes combine the performance of proven modified bituminous waterproofing compounds with a

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Cold Weather Application Recommendations for Modified Bitumen Roofing

Overview of proper storage, handling and application methods in cold temperatures. Contains information for both torch-applied and hot asphalt-applied products. Introduction The application of all roofing systems during cold weather poses special concerns. Specific to modified bitumen materials, these concerns may include: maintaining proper asphalt, adhesive, and

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Recommendations Regarding Built-Up Roofing Asphalt

Built-Up Roofing (BUR) membranes have been in use in North America for more than 100 years. BUR systems predominately consist of alternating layers of asphalt (bitumen) and fiberglass ply felts that create a very durable water resistant membrane. The number of plies within a cross section of

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Contact ARMA

Asphalt Roofing Manufacturers Association
529 14th Street, NW
Washington, DC 20045
Tel: (202) 591-2450
Fax: (202) 591-2445

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