XtraBond®9550 is a high performance, permanently flexible, easy-to-use advanced polymer sealant. The product cures rapidly when exposed to atmospheric moisture to form a durable bond and can be applied in a wide range of temperature and weather conditions (-40°F to 140°F.) It is ideal for high performance applications that require accommodation for joint movement, such as fiber cement.

XtraBond®9550 provides aggressive adhesion to common building substrates, and is compatible with SBS flashing. The product has no solvents and very low levels of volatile organic compounds (VOCs) so it is easy on the environment.

  • Wide Application Temperature Range (-40°F to 140°F)
  • Excellent for Use with Fiber Cement
  • Permanently Flexible
  • Paintable in 2 Hours
  • Superior Adhesion