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BOSS® 396 neutral silicone sealant is a high-quality, low odour, one-part neutral curing sealant that offers excellent adhesion, compatibility with a wide variety of substrates, and excellent weather durability.


  • Excellent adhesion to most common building materials.
  • Non-corrosive to metals.
  • Permanently flexible.
  • Resistant to moisture and temperature extremes.
  • Weatherproof, waterproof, and UV resistant.


  • General-purpose glazing, sealing, and weatherproofing applications.
  • Other sealable and bondable surfaces include concrete, cement, wood, and many plastics.
  • Sealing and bonding glass, glazed surfaces, and anodized aluminium.


This product is available in clear, white, and black.


Available in 270 ml cartridges.

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