Foster® 85-23™ Duct-Fas™ Adhesive is a blue quick setting, synthetic elastomeric insulation adhesive. It has been designed for use in attaching low density (up to 3#) duct liner, duct wrap, and fibrous glass insulation to sheet metal. Non-flammable chlorinated solvents eliminate explosion and fire hazards during application.
It meets the requirements of ASTM C-916, Type II (ASC-A-7001, Type II). DUCT-FAS Adhesive meets NFPA 90A and 90B 25/50 requirements. DUCT-FAS Adhesive is produced under the classification and follow-up service of Underwriter's Laboratories, Inc.