AC INFINITY AIRTAP T4, Quiet Register Booster Fan, Bronze

A register fan designed to boost and improve existing airflow from register holes in home HVAC systems. The smart controller features 10-level speeds, heating and cooling triggers, and timer and cycle programming. Connect to our app via Bluetooth to unlock advance programs, set alarms & notifications, and view climate data. Premium anodized aluminum frame with CNC-machined detailing for a flush and clean appearance. MEASURE BEFORE PURCHASE: ONLY FITS 4 x 12 IN. DUCT OPENINGS | Rear Casing: 3.93 x 12.04 in. | Engine: Dual 92 mm | Airflow: 130 CFM | Noise: 17 Dba