Sikaflex 221 Multipurpose Polyurethane Adhesive / Sealant 300ml Brown

A one-component brown polyurethane sealant/adhesive that cures when exposed to atmospheric humidity. This multi-purpose product is designed for internal sealing and simple bonding applications. It bonds well to a wide variety of substrates including metals metal primers and paint coatings (2-C systems) as well as plastics and ceramic materials.

NOTE: Please perform tests on original substrates or seek manufacturer’s advice before using Sikaflex® 221 on materials prone to stress cracking. This product is suitable for experienced professional users only.