About | Contact | JOIN

Technical library detail

Putting mod bit to the test

Professional Roofing



polymer-modified bitumen; test results; mrca

NRCA and the Midwest Roofing Contractors Association (MRCA) have conducted limited testing of polymer-modified bitumen sheet products. The tests' results show some products do not comply with applicable plysical property requirements, which is cause for concern.

Note: Documents in this section are provided as Adobe Acrobat PDF files. In order to print and view PDF files, the Adobe Acrobat Reader software/plugin, which runs on Microsoft Windows, Macintosh, OS/2 and various versions of UNIX, must be installed on your computer. Adobe Acrobat Reader is available for download as freeware from Adobe Acrobat's website. Please note that the resolution of on-screen versions is not as high as printed versions of PDF files.

Roofing industry news

[ More news ]


Find a contractor

Roof type

ZIP Code

Find roofing contractors by state

Sponsored links