Roofing contractor:

Knox Roofing
46 El Pueblo Road
Scotts Valley, CA 95066
Telephone: (831) 461-0634
Fax: (831) 461-0582
www.knoxroofing.com

Roofing manufacturers:

Duro-Last® Roofing Inc.
525 Morley Drive
Saginaw, MI 48601
Telephone: (800) 248-0280
www.duro-last.com

Owens Corning
One Owens Corning Parkway
Toledo, OH 43659
Telephone: (800) 438-7465
www.owenscorning.com

This Web exclusive information is a supplement to A steep challenge.