High-quality solvent-based waterproof adhesive that creates a strong durable bondthat remains flexible bridges gaps up to 3/8" and offers up to 10 minutes of working time. Bonds most common building materials including Plywood, paneling, molding, furring strips, ceramic fixtures, cork boad, hardboard and drywall. Extremely flammable. Color Light Tan. Exceeds ASTM C-557.