Whirlwind Back Box – 12″ x 12″ x 4″, black powder coat BB12X12X4B

Description

These patent-pending wall frame assemblies with recessed panels provide greater protection for connectors while enhancing the appearance of your installation. Two sizes fit 8″ x 8″ and 12″ x 12″ standard NEMA type 1 electrical backboxes and there are two standard connector panel recess depths, 1″ and 2.5″.