Soft Backer Rod

Alcot soft backer rod is a Canadian-made, low-density polyethylene foam rod that compresses easily into irregular joints. It controls sealant depth, prevents three-sided adhesion and lets the sealant flex the way the manufacturer intended. Stocked in a full range of diameters, by the bag or the case.

Alcot Plastics Soft Backer Rod
About Alcot Plastics

Made by Alcot Plastics

Alcot Plastics Ltd. is a leading manufacturer of open- and closed-cell extruded polyethylene foam products for a variety of applications. Their backer rod products are commonly used as joint backing to control sealant depth and prevent three-sided adhesion in caulking applications.

Product categories

Where this product fits

  • Stocked at or transferred between all six branches
  • Volume pricing by the case or pallet
  • Product specialists to confirm fit for your application

Technical documents

Download the current technical data sheet for Soft Backer Rod.

Data sheet (PDF)
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