Hide the Air Vent: There is a large return air vent behind this cabinet. The cabinet was painted, wallpaper added on the back of the top shelf part, and the bottom of the back is cut out, and with doors covered in decorative metal mesh
Better-looking return air grille. Check out another DIY return air grille solution here. Do you have a baseboard return air grille that looks like this? Not especially attractive, right? I'm pretty sure o.