Southwire 54C6 4" Octagon Flat Blank Cover W/ 1/2" Knockout
4" octagon flat covers are used to close off a 4" octagon box as a junction box, add a wiring device, or to mount a light fixture.
4" octagon flat covers are used to close off a 4" octagon box as a junction box, add a wiring device, or to mount a light fixture.