Sika® Backer Rod Fire

Backing rod for fire resistant joint sealing

Sika® Backer Rod Fire is a circular, compressible, mineral wool based backing rod wrapped with a glass fibre yarn.

  • Easy to apply.
  • Up to 4 hours fire resistance depending on the configuration.
  • Adapts to joint width and alignment irregularities.
  • Helps to regulate the sealant profile.