GUTEX Silicone Mastic

Product Description

GUTEX caulking is a sealant that comes in a cartridge, used to seal exterior joints between GUTEX Multiplex-top or GUTEX Ultratherm boards.


  • GUTEX Multiplex-top/Ultratherm
  • Sealing of tongue and groove joints
  • Refurbishing of roofs from building interior


  • The substrate surface must be clean, dry and oil-free.
  • Caulk the joints along the entire lengths of the installed boards with GUTEX caulking as conditions dictate.
  • Affix adhesive tape as per technical data sheet


Product Attributes

  • Weather resistant
  • Excellent resistance to ageing and UV rays
  • Water soluble; equipment, skin clean with water
  • Dries quickly to repel rain
  • Odourless


– Acrylate

– Water


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Data Sheets

GUTEX Caulking Data SheetGUTEX Caulking Data SheetTechnical Data Sheet
Thermal Roof Solutions Thermal Roof Solutions Product GuideGeneral Documents