07.31.00 Shingles and Shakes
07.31.13 Asphalt Shingles
07.31.13 Asphalt Shingles 07.31.13.13 Fiberglass-Reinf. Asphalt Shingles 07.31.16 Metal Shingles 07.31.19 Mineral-Fiber Cement Shingles 07.31.23 Porcelain Enamel Shingles 07.31.26 Slate Shingles 07.31.29 Wood Shingles and Shakes 07.31.29.13 Wood Shingles 07.31.29.16 Wood Shakes 07.31.33 Composite Rubber Shingles 07.31.53 Plastic Shakes
07.31.13 Asphalt Shingles
12 ManufacturersMalarkey
Atlas Molded Products
Building Products of Canada
CertainTeed
GAF
IKO Roofing - Commercial
Lyman Roofing & Siding
Owens Corning
Pabco Roofing Products, PABCO Building Product
Revere Roofing
Roser
TAMKO Building Products