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Gun applied water based sealant for use as an acoustic sealant, resilient adhesive, decorators caulk or as intumescent mastic to seal air gaps at system perimeter.

Best suited for


  • Education
  • Sport
  • Healthcare
  • Multi Residential
  • Education
  • Leisure
  • Industrial


  • Supplied in handy foil pack to reduce waste
  • Compatible with GTEC Acoustic Sealant Foil Mastic Gun.


GTEC Intumescent Acoustic Sealant seals joints and service penetrations within walls, partitions, fire rated door frames and glazing systems.

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