- Two-part urethane technology offers tough, flexible performance
- Good adhesion properties to primer or painted surfaces
- Controlled application prevents excessive waste
- Sealer flows 1 to 2 inches on non-level surfaces
- Cured sealer will not shrink or crack
3M™ Controlled-Flow Seam Sealer offers considerable strength, flexes under torsional stress from vibration and withstands extreme weather. Our urethane formula contains no solvents and will not shrink or crack. These characteristics make it an ideal choice for automotive applications where motion and exposure to weather are a constant factor.