PENOSIL Premium FireStop Acrylic

  • During a fire starting from 120 °C, the volume expands 3-5 times, protecting fire-proof structures from fire for up to 4 hours.
  • Solvent, asbestos and halogen free.
  • Movement resistance up to 5%.
  • Neutral odour.
  • Forms a plastic connection.
  • Paintable.
  • Good adherence on most building materials.
  • Water-solvable and cleanable.
  • High UV-resistance, weather and ageing proof.
  • Can be used outdoors (provided there is no permanent contact with moisture).
  • Tested in accordance with: ANSI/UL 2079, Standard for Tests for Fire Resistance of Building Joint L C-S115, Standard Method of Fire Tests of Fire Stop Systems ANSI/UL 1479, Fire Tests of Through-Penetration Firestops.

Field of application

  • Finishing of fire-proof doors.
  • Sealing wall cracks as well as wall and ceiling joints.
  • Sealing of joints of window-sills and window-cheeks.
  • Sealing of feedthroughs.


Cartridge: 310 ml; 12 units per box

Colour samples

  • PENOSIL Premium Cleaning Wipes

    PENOSIL Premium Cleaning Wipes

    Industrial cleaning wipes for the removal of construction chemistry and finishing agent residues from hands, tools and various surfaces. Quick and efficient. 

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