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Arlington | 4x4 Steel Box for Concrete Block

NEW from Arlington

4x4 Steel Box for Concrete Block

Lowest Cost, Easy-to-Install Box for Electrical Rough-in

Arlington’s 4x4 FSCB44 box and single-gang FSCB24 box, offer the simple way to install a steel electrical box inside a concrete block wall. They're the lowest cost concrete block boxes in the industry.


• 1/2" and 3/4" knockouts
• Screw hole patterns for devices:
  4x4 and two-gang in the 4x4 box;
  and devices for the single-gang box
• Spring clip holds box securely against block
  when screws are tightened
• For added convenience, bracket ends break
   off for use on thicker block walls

Easy Installation

1. Opening in block.
2. Insert the box in the opening in the block
    (top view shown).
3. Tighten the screws on the spring clip to
    pull it securely against the block.
4. Install the EMT in the top of the box.
5. Top view: EMT installed in box.
6. Continue adding blocks.

Download the Specification Sheet Watch the Product Video

How to Buy

Contact an Arlington Sales Representative

Purchasing in Canada? Please click here to contact our Canadian Representatives.