Ceiling Blank-Up Covers White for 4" Round/Octagon Box, 5", 25 Pak

These 5 in diameter steel white ceiling blank-up covers are used on 4in round/octagon boxes to cover electrical wires or unused recessed can light openings in ceilings or walls. With their tapered 1/4 in outside edge they are perfect for hiding oversize box openings or drywall and plaster imperfections.