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    1 Product
    About Sealants
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    Select a sealant that can stretch, contract, and expand enough for your joints.

    Backer Rods

    Image of ProductInUse. Front orientation. Backer Rods.
    Image of Product. Front orientation. Backer Rods.
    Image of Attribute. Front orientation. Contains Annotated, Border.
    Provide support for sealants in gaps—insert these backer rods into gaps and fill in with sealant.
    Open/Closed-Cell Foam—Open/closed backer rods are more compressible than closed-cell ones. They also restrict moisture from being absorbed. Use them with uneven joints where self-leveling is needed.
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    Open/Closed-Cell Polyethylene Foam
    3"4"18-45160Gray77605T4720000000
    Polyethylene Foam Backer Rod, Open/Closed Cell, 3" Maximum Joint Width, 18 Yard Long
    EachIn stock
     
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