Roofing Materials  /  Insulation and Cover Boards  /  CG ISO GenFlex CG ISO Composite Polyiso Insulation Coated glass facer polyiso delivers enhanced protection, superior wind uplift performance and exceptional fire and mold resistance. Engineered for strength and stability, it offers a Class A fire rating and reliable performance across a wide range of roofing systems.   Overview        |          Options         |         Documents         |         Videos         |         Accessories Overview For the ultimate in fire and mold resistance, GenFlex

Proven Systems Designed for Fast Installs and Reliable Performance Membranes TPO GenFlex TPO single-ply membranes resist UV, heat and impact while helping buildings stay cool and energy-efficient. Available in bare-back, fleece-backed and self-adhered options, TPO installs fast and clean. See TPO Membranes EPDM GenFlex^™ EPDM delivers long-term performance with simple, reliable installation. Engineered to resist punctures, UV and temperature extremes, it stands up to real-world conditions year after year. See EPDM Membranes Asphalt APP and SBS modified bitumen membranes combine strength, flexibility and multiple layers of protection to handle harsh weather, tight schedules and demanding jobs. See Asphalt Membranes Insulation

Let’s Grow Together Your Roofing Solution Destination Learn More Roofer Proven quality and efficiency to make installations faster, easier and longer lasting. Learn More Distributor Differentiated products that stand out in the market and 
drive consistent sales. Learn More Design Pro Innovation that enhances flexibility and solidifies a timeless look and feel. Learn More Owner Superior products that protect your investment,
delivered with quality care. Learn More GenFlex Roofing Materials Proven systems designed for fast installs and reliable performance. Membranes Choose from TPO, EPDM and Asphalt systems engineered for efficient installations and long-term performance. TPO EPDM Asphalt Insulation & Cover Boards