Duct Adhesive is a water based, non-flammable and fire-resistive rapid setting synthetic resin adhesive. It has special additives, tackifiers and resin, which make it non-flammable, eliminate fire hazards during application and provide excellent bonding properties. It is for Excellent Bonding and Peel Off Strength, Excellent Open Time and Wet Tack, High Compatibility with Insulation Fiber & Fabric, Environmentally Friendly, Chemical Resistant, Non-Flammable, Fire Resistant, High Strength, Quick Setting, Heat Resistant, and Non-Toxic. Duct Adhesive is recommended for bonding of fire rated duct fabric, low density duct liner, duct wrap, & fibrous glass or mineral wool insulation to painted or unpainted steel, galvanized or aluminum surface. It is also recommended to bond nitrile rubber, EPS & XLPE insulation in HVAC ducting and piping applications.