3M(TM) Scotch-Weld(TM) Polyurethane Sealant DP5003NS Black Non-Sag, 50 mL Syringe, 12 per case Rapid Setting Two-Component polyurethane. Used as a horizontal or vertical grade structural sealant for numerous substrates such as wood, brick, concrete, ceramic, metal and glass. Also used as a fast-setting flexible sealant for glass installation and other sealing applications where a tough moisture-proof bond is needed.