Gradient Overlay

Sika Backer Rod

A 3/4 inch closed cell compressible backup material. It is inserted into a joint to control sealant depth and to prevent 3 sided adhesion.

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  • Easy to apply
  • Highly flexible and compressible
  • Will not absorb water
  • Good temperature resistance
  • Partially fills deep cracks before sealant application
Available Colors
For visual representation only. The final cured color of the product may vary. Use cured color samples for color matching.