This modern AC vent cover can easily adjustable aerodynamic blades that provide whisper-quiet, even airflow and precise control over air direction and volume to boost home comfort. It fits standard 10 in. x 6 in. duct openings, with a neck measuring 9.85 in. L x 5.82 in. W and face measuring 12.2 in. L x 8.18 in. W; always confirm the neck size matches your vent hole before purchasing. Engineered for optimized airflow, it reduces energy waste and eases HVAC system workload by minimizing turbulence and noise. Suitable for walls, ceilings, or floors, it works with heating, cooling, or combined HVAC systems, and can serve as both supply and return vent covers with a filter-free design. Crafted from premium aluminum with a precision powder-coated finish, it has a corrosion-resistant, easy-to-clean surface that holds up well in humid spaces like bathrooms or kitchens, offering long-lasting, sleek contemporary style. It installs quickly with hidden screws and pre-drilled holes, and comes with 4 matching screws for a neat, professional finish. Color: Black.