MATULSA Register Booster Fan - Black, 4" x 12" Register

Enhance your home's comfort with the MATULSA Register Booster Fan, designed to improve airflow from wall and floor vents. This quiet fan system helps eliminate hot and cold spots while seamlessly blending into your decor with its sleek, low-profile design. It's compatible with vent openings measuring 11.65–12 inches in length and 3.93–4.5 inches in width. The fan actively directs airflow, helping your room reach the desired temperature faster and minimizing energy waste. Enjoy dual control options with a built-in button and an included remote to easily adjust settings like on/off, cooling/heating triggers, fan speed, timer, and mute. The fan automatically detects vent temperature and adjusts operation to match your HVAC system's mode, offering 10 adjustable speed settings for customized comfort.