Sikaflex-221 Aluminum Gray Polyurethane Adhesive/Sealant 10.1 fl. oz. Cartridge

Sikaflex®-221 is a high-quality multi-purpose, non-sag, one component polyurethane sealant that cures on exposure to atmospheric humidity to form a durable elastomer. Ideal uses include interior and exterior sealing and bonding on RV’s, camper trailers, buses, military vehicles, trucks, cargo trailers and log homes. Meets approvals ASTM C920 types and Federal Specifications TT-S-00230C. Sikaflex®-221 is tested and classified in accordance with ANSI/UL 723 “Test for Surface Burning Characteristics of Building Materials”. Sikaflex®-221 is manufactured in accordance with ISO 9001 / 14001 quality assurance system and the Responsible Care Program. See Product Data Sheet for more information.