Howeall Smart Register Booster Fan for 4" x 12" Vents

Enhance your home's comfort with the Howeall Smart Register Booster Fan. This intelligent vent control system works with your HVAC to ensure precise airflow and maintain even room temperatures, saving energy and reducing costs. Enjoy the convenience of dual control via a simple button or the mobile app for Wi-Fi access from anywhere. The 2025 upgraded thermostat controller actively monitors and adjusts fan speeds for optimal heating and cooling. Featuring ultra-quiet stator-blade PWM fans, it operates at under 16 dBA on its lowest setting. Crafted from durable 2mm steel, the fan panel supports up to 300 lbs and has a two-way airflow design for wider coverage. Fits ONLY 4" x 12" register vents. Airflow: 140 CFM. Noise: 16 Dba. Color: White.