Manufacturers Products Links

Atlas Roofing Corporation


CertainTeed Corporation

Firestone Building Products Company

GAF Materials Corporation

GenFlex Roofing Systems

IKO Manufacturing Inc.

Johns Manville Roofing Systems

Metal-Era Inc.

Owens Corning World Headquarters

Polyglass USA Inc.

Portals Plus Inc.

Professional Links


ASTM International

Association of Condominium, Townhouse and Homeowners Association


Chicago Bettr Business Bureau

Chicago Roofing Contracrs Association

Energy Star Labeled Roof Products

Factory Mutual

Midwest Roofing contrators Association

National Roofing Contactors Assocition

National Weather Service

Occupational Safety and Health Administration

Underwriters Laboratories Inc.