Sikaflex-11 FC

One part advanced polyurethane, elastomeric sealant/adhesive

Sikaflex-11 FC is a one-component, gun-grade, adhesive and sealing compound of permanent elasticity. This dual-purpose material is based on a special moisture-cured polyurethane with an accelerated curing time.

Where to use

  • Cover plates, gaskets and coverings
  • Acoustic ceiling tiles
  • Floor moldings and door sills
  • Light weight construction materials
  • Wood or metal and door frames
  • Roof tiles


  • Excellent adhesion on all cement-based materials, brick, ceramics, glass, metals, wood, epoxy, polyester and acrylic resin
  • Fast cure rate
  • Good weathering and water resistance
  • Non-corrosive
  • Can be painted over with water, oil, and rubber-based paints. (Preliminary tests recommended)
  • High durability



Recommended application temperatures: 40°-100°F. For cold weather application, condition material to 65°-75°F before using.

Place nozzle of gun into bottom of the joint and fill entire joint. Keep the nozzle in the sealant; continue on with a steady flow of sealant preceding the nozzle to avoid air entrapment. Avoid overlapping of sealant to eliminate entrapment of air.


10.1 fl. oz. cartridge seals 12.4 lineal ft. of 1/2 x 1/4 in. joint.