BOSS® 399 Neutral Cure Silicone Glazing Sealant

A one part, neutral curing, medium modulus sealant formulated for the window and door glazing market. It offers a primerless adhesion to vinyl, wood, aluminum and Kynar 500®.

  • Use as a primary backbedding compound
  • Use as a perimeter weatherseal for field glazing and window installation
  • Cures in the presence of atmospheric moisture to a tough, rubbery solid at room temperature
  • Adheres to clean metal, glass, rubber, fabric and ceramics
  • Excellent resistance to weather, UV light, rain, ozone, and temperature extremes

This product is listed in the following categories: