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GTEC Sealant Foil Mastic Gun

Robust mastic gun for the application of GTEC Acoustic Sealant Foil Roll (0.6 litre capacity).


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.


  • Robust gun designed for foil rolls
  • Ensures accurate delivery of sealant
  • Less waste than mastic guns with cartridges

Practical support from our technical experts

Technical support: Design stage
Technical Support at Design Stage
Technical support: On-site
Technical Support On Site