Important information and links.
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National severe storm weather site N.O.A.A.
www.weather.gov/alerts-beta/mn.php?x=1

 
National Roofing Contractors Association:
www.nrca.net/

 
GAF/ELK Roofing Materials Corporate Site:
www.gaf.com/General/GAFintro_MAIN.asp


Siding Visualization Tool (color and style tool)
http://online.renoworks.com/norandex/