3M Marine Grade Silicone Sealant is a high quality silicone designed for the harsh marine environment. It forms a mildew-resistant, non-yellowing seal that remains flexible even after years of exposure.

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3M Marine Grade Silicone Sealant is a high quality silicone designed for the harsh marine environment. It forms a mildew-resistant, non-yellowing seal that remains flexible even after years of exposure.

  • High quality silicone sealant
  • For above the waterline interior/exterior sealing
  • non-yellowing, non-sagging formula
  • Adheres to bare and painted metal, fiberglass, glass, non-oily woods, many plastics and abraded rubber
  • Moisture-curing
  • For industrial/occupational use only.
  • High quality silicone sealant
  • For above the waterline interior/exterior sealing
  • non-yellowing, non-sagging formula
  • Adheres to bare and painted metal, fiberglass, glass, non-oily woods, many plastics and abraded rubber
  • Moisture-curing
  • For industrial/occupational use only.

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