Over 12,000 Airstream Parts Available

  • Sikaflex-221 gray

Sikaflex-221 is one of Airstream's standard adhesives and sealants and the most well known brand of one component polyurethane sealant/adhesive in the world. Our workhorse. This fast curing product provides permanent elastic adhesion to a number of surfaces with excellent cut and tear resistance. Considered by many to be the ultimate choice in truck, trailer, RV and bus manufacturing. Designed to resist the shock and abuse encountered over countless road miles, Sikaflex-221 will maintain its strength and adhesion over the long haul. Sikaflex-221 is weather resistant, sandable, paintable and NSF approved for potable water and incidental food contact.


  • Recommended Usages:
  • Vent Sealant
  • Window Frame Sealant
  • Sink Sealant

Please note: Due to postal and shipping regluations we can not ship this product outside of the continental United States.

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Sikaflex-221 gray

  • Brand: Sikaflex
  • Product Code: 360180
  • Availability: In Stock
  • $12.05

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