3M Polyurethane Sealant 540, Gray, 310 mL Cartridge
- Polyurethane Seam Sealer/Adhesive Compound is a one component, moisture-cure sealant designed exclusively for automotive uses..
- This product cures under the effect of atmospheric humidity to form a permanently flexible and resistant joint..
- This product is a high quality elastomeric sealant formulated to combine high flexibility with high ultimate strength, permanent bonds and long service life..
- This product provides excellent adhesion to a wide variety of substrates and comes in an easy to use, non-sag consistency suitable for easy application with a standard caulking gun in both horizontal and vertical automotive joints..
- Easy application, ready to use, no mixing required.