3M Polyurethane Adhesive Sealant 540, Gray, 10.5 fl oz. (300mL)
The 3M Polyurethane Adhesive Sealant 540 is an all-purpose, single-component, moisture-curing, gap-filling polyurethane adhesive that creates permanently elastic seals and bonds in a wide variety of service environments.
One component and moisture curing
Adheres to a wide variety of materials