SikaFlex 221 Pu Adhesive And Sealant

Sikaflex-221 is a one-component polyurethane adhesive and sealant for indoor joints and light bonding. It adheres to metals, primers, paints, ceramics and many plastics, forming permanently elastic, aging-resistant joints. Cures with air humidity, is paintable and sandable, non-corrosive and low-odor. ISEGA and NSF approvals for food contact. Always test on original materials for compatibility and follow Sika pre-treatment guidance. Intended for professional, experienced users.