INSSS0285 Is a high performance acrylic based sealant for sealing construction joints and through penetrations in non-fire-rated assemblies.
Its application reduces the transmission of sound though wall openings, stops the passage of smoke in smoke barrier walls and reduces the passage of dust and airborne infectious particles.


  • Color: White
  • Chemistry basis: Waterbased acrylic dispersion
  • Density: 1.6 ± 0.1 g/cm3
  • Curing time: 3mm/3 days (25 °C/RH50%)
  • Skin forming time: Approx. 25 min
  • Elongation at break: 300%
  • Typical thickness: Typically 1mm WFT get 0.7mm DFT
  • Mold and mildew (ASTM G21): Mold resistant (Class 0)
  • Volume shrinkage (ASTM C1241): 22.3%
  • VOC: 42g/L
  • Surface burning characteristics UL723 (ASTM E84): Flame spread: 0; Smoke development:5
  • STC Rating: 63 (per construction type)
  • Package: 310 ml/tube; 25 tubes/CTN; 20 fl. Oz/Sausage; 20 Sausages/CTN; 5 Gal./Pail (SPRAYABLE)