CertainTeed's FlintBoard® ISO is a high-performing insulation board for commercial roofing applications. This versatile insulation product is engineered to provide superior thermal performance, durability, and moisture resistance, making it an ideal choice for a wide range of roofing systems. FlintBoard® ISO is available in multiple thicknesses, including 1.5", 2", 2.5", 3", 4", and 6", making it easy to customize the insulation to meet the specific needs of your roofing project. The insulation is composed of a closed-cell polyisocyanurate foam core that provides exceptional R-value per inch and excellent dimensional stability, even in high-temperature applications. One of the key benefits of FlintBoard® ISO is its superior moisture resistance. The insulation features a high-density, non-woven fiberglass facer that helps to protect the insulation from moisture intrusion and provides an excellent bonding surface for roofing membranes. The facer is co...See Morempatible with a wide range of adhesives, ensuring a secure and durable bond between the insulation and the roofing system. In addition to its superior moisture resistance, FlintBoard® ISO also delivers exceptional fire resistance. The insulation is rated Class A fire-resistant and meets or exceeds the requirements of major building codes, making it a safe and reliable choice for commercial roofing applications. FlintBoard® ISO is designed to be easy to install, with a lightweight, rigid construction that makes it simple to handle and position on the roof. The insulation can be mechanically fastened, adhered, or ballasted, depending on the specific requirements of your roofing system. Its versatile design makes it an ideal choice for use with built-up roofing (BUR), modified bitumen, and single-ply roofing systems. As part of CertainTeed's commitment to sustainability, FlintBoard® ISO is manufactured with a zero-ozone depletion potential (ODP) blowing agent and is designed to be environmentally friendly. The insulation is also certified to contain a minimum of 20% pre-consumer recycled content, making it a sustainable and responsible choice for commercial roofing projects. Overall, FlintBoard® ISO is a high-performing insulation board that delivers superior thermal performance, moisture resistance, fire resistance, and ease of installation. Its versatile design and range of thicknesses make it an ideal choice for a wide range of commercial roofing applications, and its environmentally friendly construction makes it a responsible choice for building owners and contractors alike. See Less