Arlington DHB1W-1 Low Profile IN BOX Electrical Box with Adapter Sleeve for New Brick Construction, 1-Gang, Horizontal, White Cover/White Box One-piece assembly replaces the installation of an electrical box, siding block, an bubble cover assembly Bug Plugs ship installed to seal unused cord hole openings Installs in the wall, so less of it shows outside Cover is removable for easier device installation Mortar the sleeve in with the brick, later you can wire/attached the box