Purchase Appropriate Covers: Look for covers specifically designed for electrical boxes available at most home improvement stores. Install Magnets on Edges: Use adhesive magnets around the perimeter of the box. We'll explore modern electrical box cover ideas for every room, including small spaces and. Let's dive into some creative hacks to hide those electrical boxes in your walls. Why Hide Electrical Boxes? Imagine walking into your living room, everything beautifully arranged, and then—bam! Your eyes land on an electrical box sticking out like a sore thumb. The thing is, it can really throw off the look of a carefully decorated room. Properly covering these boxes prevents accidental contact with wiring and maintains the wall finish.