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BOSS® GP silicone sealant is a one-part, acetoxy cure, adhesive sealant that is suitable for general sealing and bonding applications. This product will adhere to clean metal, glass, many types of wood, silicone resins, vulcanized silicone rubber, ceramics, and plastic surfaces. The product also cures at room temperature in the presence of atmospheric moisture to form a permanently flexible silicone rubber.


  • Cured sealant stays rubbery without tearing, cracking, or drying out.
  • Ease of use, one-part sealant, no mixing required.
  • Excellent primer-less adhesion to most non-porous materials.
  • Good weather resistance.
  • Wide temperature applicability.


  • Elastic joints in cold store and container applications.
  • Sealing around metal, glass, UPVC, most types of woods, and ceramics.
  • Sealing glass, glass windows, shopfront, aluminium joints, showcases, bus-body building, and automobiles.
  • Sealing in air-conditioning systems.


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


Available in standard 280 ml caulking cartridges.

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