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Interdens

Fire Sealant - Interdens

Fire Sealant hard setting paste protects internal glazing, door lock cavities, architraves and partitions.

fire sealants

  • Acrylic 2: Up to 2 hours passive fire resistance - movement capability +/- 20% of total fire sealant joint width
  • Silicone 4: Up to 4 hours passive fire resistance - movement capability +/- 50% of fire sealant total joint width

 

Interdens Strip

Intumescent low pressure activation, high volume interdens strip ideal for glazing applications within doors or screens. Dufaylite interdens strip  provides up to 1 hour passive fire resistance.

interdens strips

  • Dufaylite interdens strip is certified to 85476 Part 22 (1987)
  • Dufaylite interdens strip is effective in a fire situation without exerting undue pressure on glass