Elevate your home’s character with our Diamond Air Vent Cover, combining sleek design with modern charm. Our covers can be used as return or supply vents. These covers are designed to screw directly into the wall or ceiling and do not include a filter slot (return) or a way to redirect the air flow (supply). If your system requires a filter at the vent opening, you will need to keep the existing filter frame and order a cover large enough to mount around it, or find an alternative method to...