Founded in 1886, GAF is the largest roofing manufacturer in North America. The Company is an operating subsidiary of Standard Industries. GAF products include a comprehensive portfolio of roofing systems for residential and commercial properties, which are supported by an extensive national network of factory-certified contractors.
Henry® Company, a leader in Building Envelope Systems®, provides the most comprehensive and customizable weatherization for residential and light commercial applications. The system includes proven weather-resistive barriers, window and door flashings, sealants, and roofing systems, as well as foundation and below grade systems.
Owens Corning develops, manufactures and markets insulation, roofing, and fiberglass composites. The company’s market-leading businesses use their deep expertise in materials, manufacturing, and building science to develop products and systems that save energy and improve comfort in commercial and residential buildings.
Raven Industries – Engineered Films Division
Raven Industries Engineered Films is an innovative manufacturer producing high-quality flexible films and sheeting to major global markets. Raven services the construction industry with high performance underslab Vapor Barriers (VaporBlock®), Recycled Content LEED Barriers (VaporBlock® G™), Gas and Moisture Barriers for Radon, Methane, and VOCs (VaporBlock® Plus™), and a wide spectrum of Reinforced and Fire Retardant films (DuraSkrim®).
W. R. MEADOWS delivers one of the broadest lines of premium-grade construction products available to architects, engineers, contractors, and building owners to meet a multitude of construction application needs. Our extensive line of high performance, premium-grade construction products has been developed for use in, on, around, and under concrete.