Sikacryl®-621 Fire+

Fire resistant acrylic sealant for linear seals and penetrations

Sikacryl®-621 Fire+ is a fire resistant, intumescent, phthalate-free acrylic sealant used for interior joints and penetration seals in fire compartment walls and floors.

  • Up to 4 hours fire resistance.
  • 1-part ready to use, easy to apply.
  • Provides acoustic insulation.
  • Tested for a large variety of relevant wall and floor types.