Asphalt (Hot) Roofing

Kegs of Type 4 roofing asphalt next to an asphalt kettle.

Roofing asphalt being applied to a built-up roof: Hot mopping in the field of the roof.

Useful Links:

1. General: A general, reliable overview of asphalt is available here at Wikipedia. Not much specific to roofing, but broadly informative.

2. General: See this informative, in-depth general article about various roof systems at the Whole Building Design Guide site, which is maintained by the National Institute of Building Sciences.

3. GeneralThe website of the Asphalt Roofing Manufacturers Association is worth taking a look at for information about both residential and commercial roofs.

4. Inspection of asphalt built-up roofs: ROOFER: An Engineered Management System (EMS) for Bituminous Built-Up Roofs is an extremely detailed and valuable resource put together by the US Army Corps of Engineers' Engineer Research and Development Center.

5. Safety: "Asphalt Fume Exposures During the Application of Hot Asphalt to Roofs" does a good job describing the process of installing an asphalt built-up roof and discusses the potential effects and mitigation of exposure to the fumes. Available at the CDC website.

6. SafetySee this Material Safety Data Sheet for health and safety information about (hot) roofing asphalt at the Owens Corning websiteThis is only an example and other products and brands may be different.

7. Technical: See this installation guide for a look at how a typical asphalt built-up roof system is put together. Provided by Johns Manville.

8. TechnicalSee this Product Data Sheet for the technical characteristics of (hot) roofing asphalt at the Building Products of Canada websiteThis is only an example and other products and brands may be different.

9. See here for a list of roofing asphalt manufacturers.