Sikaflex®-211 US

Multi-purpose general sealant

Sikaflex®-211 US is a multi-purpose 1-component polyurethane sealant that cures on exposure to atmospheric moisture.  It bonds well to a wide variety of substrates and is suitable for making permenant elastic seals.  

  • Bonds to a wide variety of substrates often without surface treatments/primers
  • Very good gunnability and tooling characteristics
  • Can be sanded and painted
  • Short cut-off string
  • Tested to ASTM E84 – Standard Test Method for Surface Burning Characteristics of Building Materials
  • Tested to ASTM E90 – Standard Test Method for Laboratory Measurement of Airborne Sound Transmission Loss of Building Partitions and Elements