3M™ MSP Sprayable Seam Sealer is a gray high-performance, general-purpose seam sealer that can be caulked or sprayed. Our convenient, easy-to-apply sealer adheres well to all primed surfaces, except acrylic lacquer. It offers the convenience of allowing for painting almost immediately after being applied.
3M™ MSP Sprayable Seam Sealer is a high-solids, moisture-curing seam sealer that can be caulked or sprayed as a sealer or a sound deadening coating. Our sealer is non-shrinking, non-cracking and fast curing. It dries tack free in 30 minutes and allows for immediate painting. Excellent adhesion to primed metal and aluminum means there is more consistent bond reliability, resulting in fewer comebacks for seam sealer failure. Using it with 3M™ Sprayable Seam Sealer Applicator Gun allows for easy adjustment for a variability of spray patterns. Its beads can be used for general purpose automotive seams, including door skins, rocker panels, rear body panels, trunk seams, floor pans, etc. Any sprayed seam can be used for trunk seams, quarter panels, any other OEM sprayed seam replacement. Sprayed as coating, it can be used inside door skins, inside body panels, as a coarse textured coating for undercarriages's or any area where a sound deadening coating is neede