Shingles

Owens Corning Shingles

http://www.owenscorning.com/roofing/browse-shingles

GAF Shingles

http://www.gaf.com/Roofing/Residential/Products/Shingles

Pabco Shingles

http://www.pabcoroofing.com/products

Malarkey Shingles

http://www.malarkeyroofing.com/residential-roofing

Certainteed Shingles

http://www.certainteed.com/products/roofing

Reasons for a New Roof

http://www.owenscorning.com/roofing/basics/reasons-for-a-new-roof/