Carlisle's Flexible FAST Dual Tank Adhesive is a two-component, construction-grade, low-rise polyurethane adhesive designed for bonding Carlisle's FleeceBACK® membranes and/or insulation to various substrates. Now featuring an HFO blowing agent, Flexible FAST Dual Tanks have improved characteristics compared to products that use an HFC blowing agent. Flexible FAST Dual Tank Adhesive is compatible with: HP Recovery Board, InsulBase® Polyiso, SecurShield® Polyiso, SecurShield HD, SecurShield HD Plus, expanded polystyrene (EPS), extruded polystyrene (XPS), spray polyurethane foam (new or scarified SPF), DensDeck®, SECUROCK® and StormBase®