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Sealant Backing Cord


  • Used in various types of expansion joints as a backer for joint sealant or caulking materials.
  • Used in vertical joints and elevated horizontal in concrete, brick or metal
  • Used in copings, doors, windows, curtain wall construction pre-cast units.
  • Can also be used for piping in the furniture industry.


  • Is highly flexible and has a good recovery capacity, providing a permanent secondary seal behind the joint sealant
  • It is waterproof
  • Compatible with joint sealants such as silicone, polysulphide, polyurethane, butyl, bitumen and acrylic sealant.
  • Requires no bond breaker between the cord and the sealant.