About | Contact | JOIN

Technical library detail

 
Concerns with impact testing


Professional Roofing


10/2008

24

impact testing; hail performance; UL 2218; FM 4473

UL 2218 and FM 4473 are frequently used to assess products' impact resistances. Limitations in these test methods may not replicated products' hail-resistance performance.


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 ]
Advertisement

Find a contractor

Roof type

ZIP Code
 

Find roofing contractors by state

Sponsored links