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What Kind of Glue Do I Use for Tongue & Groove Flooring?

Tongue and groove flooring systems give homeowners the hardwood look they desire without the labor-intensive installation. Unlike traditional wood slats, which can be highly challenging to install, tongue and groove floor boards contain interlocking edges, allowing homeowners to snap their flooring together and lay it with greater ease. In some instances, the installation of this flooring requires not only snapping the tongue and groove pieces together, but also the addition of some glue to ensure that the pieces stay together after they have been positioned on the floor.
  1. No Glue Necessary

    • Not all tongue and groove flooring systems require the use of glue. Before you commence with your tongue and groove installation, carefully read the instructions and ensure that your flooring calls for the use of glue; generally, it is best to follow the manufacturer’s installation instructions.

    Task-Specific Glue

    • Many companies market glue specifically intended for use in the installation of tongue and groove flooring. These glues, marketed as “tongue and groove flooring glue” or “hardwood flooring glue,” typically dry clear; thus, any glue that seeps through seams during installation should not be too much of an aesthetic problem.

    General Glue Option

    • If you elect not to use tongue and groove flooring glue, you can use traditional wood glue; however, doing so will require extra care. Most wood glues dry tan, so if you use this glue in the installation of your floor you will need to work carefully to ensure that none of this glue seeps to the surface; it will be visible if it does.

    Benefits of Glue

    • The glue you apply when installing your tongue and groove flooring does more than just hold the slats together. It also creates a water-resistant barrier between the flooring and your subfloor, protecting it from minor spills or leaks.