Product Data Sheet Safety Data Sheet Show all documents
SAKRETE Backer Rod

SAKRETE Backer Rod

SAKRETE Backer Rod is an extruded, round-closed cell, low density, polyethylene, foam backer rod with a skin-like outer texture. This product is highly flexible and compressible for easy installations. It is a non-absorptive back-up material that can be inserted into a joint to control sealant depth and to create a temporary seal.

  • Allows proper sealant tooling
  • Allows proper sealant wetting of joint surfaces
  • Will yield a proper bond breaker between the backer rod and sealant
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Product Data Sheet Safety Data Sheet Show all documents

Usage

Commonly used in horizontal and vertical glazing installations for:

  • Expansion joints
  • Pavement joints
  • Precast units and copings
  • Curtain wall joints
  • Log construction; behind chinking mortar
  • Windows and doors

Advantages

  • Allows proper sealant tooling
  • Allows proper sealant wetting of joint surfaces
  • Will yield a proper bond breaker between the backer rod and sealant

Packaging

Plastic bag, 6 bags per box

Documents

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FAQ

What are the application steps of the SAKRETE Backer Rod?

1. Cut SAKRETE Backer Rod to length needed or it can be used directly from the spool.
2. With a blunt instrument or roller, uniformly install SAKRETE Backer Rod at the level recommended by the sealant manufacturer, specifier or architect involved.
3. Generally, the depth of the joint after SAKRETE Backer Rod is installed is one half the width. Very large and very small joints vary in terms of this depth to width ratio.
NOTE: Do not puncture, stretch, or overly compress SAKRETE Backer Rod.

What are the exposure temperatures of the SAKRETE Backer Rod?

Temperature Range : -67 °C to +100 °C (-90 °F to 210 °F)

What is the yield of the SAKRETE Backer Rod?

One SAKRETE Backer Rod fills a space approximately 2 cm (¾ in) wide x 6 m (20 ft) long.