OlyBond500 Insulation Adhesive is a fast-acting, two-component, low-rise polyurethane foam adhesive designed to secure insulation to roof decks. OlyBond is available in several packaging configurations to accommodate diverse market needs. With nearly 3 billion square feet installed, OlyBond is the most trusted name in roof insulation adhesives. It's the ideal insulation adhesive for new or re-roofing projects.