Backing Rod Polyethylene Foam

Closed cell backing rod is a compressible polyethylene foam rod. It is used as a backing for cold applied sealants in expansion/construction joints and building seal applications. It is CFC free, non toxic, odourless and has no adhesion to sealants. Product uses include as a vertical and horizontal joint filler, window glazing seals, precast concrete panel joints and vibration dampening. Open cell backing rod is ideal for use with one part sealants.

Available in various sizes.