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PSMULTICG | Multiflex Grey 310ml Fire Rated Sealant

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A one part general purpose fire resistant sealant for construction joints and the sealing of service penetrations in plasterboard, concrete floors and masonry wall constructions. When cured, Multiflex provides an elastic flexible seal which will permit 30% compression, 20% extension, and shear movement equal to 20% of the gap width.


Especially designed for masonry walls and plaster walls this collar provides a quick and cost effective solution for fire rating of plastic pipes in high-rise residential construction, flats, townhouses, apartments, civil projects, health care and aged care facilities, offices, etc.


  • Fully certified to Australian Standards AS1530.4 and AS4072.1 for up to 4 hours of fire rating
  • Up to 56 STC rating (depending on element)
  • No harmful components
  • No harmful fumes when exposed to heat. Contains an adhesion enhancer to assist in bonding to difficult surfaces.
  • Prevents the passage of hot gases
  • Water resistant 7 days after applications (not suitable for continuous wetting, submersion or external use)
  • Easy to clean up with water after use and prior to curing
  • Paintable after 24hours at 20oC
  • White or grey colour cartridges
  • Six month shelf life from date of purchase
  • Australian made


    Please click here to download the Tech Sheet for this product