BOSS® 364 60 Year Sealant Elastomeric Acrylic Caulk

A mildew resistant, rust inhibited, paintable sealant. It is specifically formulated for high joint movement. Its smooth, creamy consistency makes it easy to tool and it cures to a tough, flexible seal that is non-yellowing. Can be used for both interior and exterior applications such as crown molding, chair rails, baseboards and all exterior trim.

  • Sealing around window and door frames
  • Sealing around basboards
  • Sealing around trim
  • Sealing anywhere a weathertight seal is desired
  • Sealing corner joints
  • Sealing where siding meets trim

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