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.
Arlington Industries, Inc.
Steel Snap2It® Connectors - 38STS 40STS
Steel connectors offer easy, secure
installation. Available in 3/8" trade size, install into a 1/2"
knockout, and accommodate steel and aluminum AC, HCF, MCI and MCI-A
cable.
Arlington Industries, Inc.
IN BOX™ Floor Box Kit with Recessed Wiring Device for Existing Floors
The ultra thin flange and recessed wiring device reduce the trip hazard caused by plugs protruding from the box. Includes two low voltage openings with built-in divider, ultra-thin stamped steel flange, flush-to-the-floor, in use slotted cover and blank cover.
Arlington Industries, Inc.
White Button™ Non-Metallic Push-In Cable Connector
Simply push the connector into the knockout, and you're done.
Listed for single or multiple cables, Arlington’s White Button™ NM94X connector offers smooth, easy cable insertion of one or two cables into a single opening from the INSIDE or OUTSIDE of the box.