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Outstanding Weatherability. Excellent Adhesion. Long-term Performance.

Whether it’s glass to glass, glass to metal, or prefabricated builds - get a secure bond with TOSSEAL 381 silicone sealant.

Available in


North America


Latin America


Europe, Middle East & Africa


India & Pakistan


Southeast Asia





Protect your project with the help of TOSSEAL 381 – our one component silicone sealant suitable for glass-to-glass, glass-to-metal sash bonding, prefabricated housing, freight containers, and cold storage rooms interior sealing in building and housing.

TOSSEAL 381 offers all the unique features of silicone rubber such as water resistance and outstanding weatherability, as well as providing excellent adhesion to numerous construction materials - including glass, metal, and concrete.

It also has the additional benefit of being non-corrosive to metal – meaning it can be specified in a wider range of projects.

Ready-to-Use. Neutral Cure. Superior Temperature Resistance.


Excellent Durability

  • Superior high and low temperature resistance
  • One component, ready-to-use sealant
  • Room temperature cure


Practical Application

  • Neutral cure (ketoxime cure)
  • No acetoxy odor during cure
  • Easy gunnability over a wide temperature range
  • Maintains good flexibility
  • Excellent adhesion to many materials
Product Video

Dark Brown
Light Grey
Aluminum Grey
Available Sizes

TOSSEAL 381 is available in 310ml cartridge available in cases of 50 (5boxes of 10 cartridges), an 18kg pail and 200kg drum.

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