3M™ Urethane Seam Sealer is a high solids seam sealer ideal for sealing automotive and RV seams and joints. It adheres well to bare metal, primed metal and painted surfaces, and if desired can be smoothed to a featheredge and/or brushed. Tack free and paintable after 30-45 minutes, this urethane formula is permanently flexible and offers superior performance to solvent-based sealers.

• High quality, single component formula adheres well to bare metal, primed metal and painted surfaces
• Moisture curing property provides excellent performance in high heat and humidity environments
• Non-Shrinking, non-cracking, low/no odor formula remains flexible and offers superior results to solvent-based sealers
• Paintable after 30-45 minutes
• Thick consistency is able to fill large voids
• Can be smoothed to a featheredge or brushed
• Recommended for use with 3M™ Single Component Cartridge Applicator Gun PN08990 or 3M™ Professional Caulking Gun PN08993