GAF Timberline HDZ and Timberline CS Roofing Shingles Earn NSF International Environmental Product Declarations

Facebook Twitter Google+ Pinterest WhatsApp GAF, North America’s largest roofing and waterproofing manufacturer, announced two new Environmental Product Declarations (EPDs) for its Timberline® HDZ™ and Timberline CS Shingles. NSF International recognized both residential roofing solutions for cradle-to-grave excellence, underscoring GAF’s growing commitment to transparency and sustainability in its products that support green building. “Product transparency […]