Metal Flush KO Boxes

Benefits at a glance:

  • Warp resistant, fire proof knockout boxes
  • Can provide grounding for wires
  • Available in various sizes to fit your needs

Knockout boxes, commonly referred to as Back Boxes, are used for installing switches and sockets and provide the rear housing necessary to keep any wires isolated in a safe and enclosed space. Metal back boxes are strong, fire proof, resistant to warping, and highly secure; they’re most commonly used for solid walls like stone or concrete. We provide a wide range of both single and double boxes at various depths to suit any project.


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Showing all 13 results