Backer Rod - Closed Cell 4" - 54 LF
Backer Rods
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Item #: BROD-4
Availability: In Stock
Usually ships In 1-3 Business Days

Backer Rod

  • 4" Diameter
  • 54 Linear Feet
  • Shipped in 6' Lengths - 9 Pieces/Box
  • Standard color: Grey
  • For joint width: 2-3/4" - 3-1/2"

Backer Rod is sold by the Box


Standard Backer Rod is an extruded closed cell, round polyethylene foam material with skin-like texture. Compatible with with butyl, polysulfide, acrylic, polyurethane, silicone and most cold sealants.

We stock Closed Cell Backer Rod in diameters from 1/4" up to 6"

Note: Backer Rod is inexpensive, but can be expensive to ship. This is because of the large volume of space it takes in boxes. Dimensional weight applies. More information is here: UPS Dimensional Weight and Oversized Packages

( Be sure to call us about bulk shipping rates)

Price: $83.00

    Quantity:

    Helps prevent clogging of expansion joint with mortar and is the accepted material for brick and block expansion joint fillers.



    Multiple Diameters Available:
    1/4", 3/8", 1/2", 5/8" 3/4", 7/8",
    1", 1 1/4", 1 1/2", 2", 2 1/2", 3", 4"