Roofing materials

American Steel Span Buildings
Manufacturer [ Pennsylvania - Pittsburgh ]
Prefabricated style metal roofing stystems and steel building kits.
http://www.americansteelspan.us

BuildDirect
Wholesaler [ Non-US - Vancouver, Canada ]
BuildDirect provides the best in quality at unbeatable prices in flooring, floor tile, roofing, siding, decking, and granite countertops for residential and commercial projects. Order all flooring, roofing, decking, and siding online, or contact our helpful staff for more information.
http://www.builddirect.com

Halik
Manufacturer [ Non-US - Kiryat Gat, ISRAEL ]
Halik is the developer and patent holder for TL-2000, sealing and pavement protector, suitable for sealing and waterproofing all surfaces roofs to asphalt roads. TL penetrates the surface rejuvenating it\'s elastic properties lethening the lifespawn by 200-300%. TL is cheap and easy to use, and the road may be opened for traffic in 1 hour after TL is applied!
http://www.halik.biz

Owens Corning
Retailer [ Ohio - Toledo ]
From insulating, roofing, acoustical, basement finishing, to vinyl exteriors, Owens Corning 's warranties are among the best in the industry.
http://www.owenscorning.com/

Tuscan Resource Inc.
Retailer [ California - Palo Alto ]
Importers of fine Italian building materials, including antique roof tiles.
http://www.tuscanresource.com/index_show2.html