Inline Booster Duct Fan 4” 106 CFM with Speed Controller, HVAC Exhaust Ventilation Fan with Low Noise for Basements, Bathrooms, Kitchens, Attics, Grow Tents

Description

🎯 Elevate your airflow game—quiet, powerful, and in control!

The VIVOSUN Inline Booster Duct Fan delivers a robust 106 CFM airflow with whisper-quiet operation under 28 dB. Featuring a durable alloy steel build and a convenient 2-speed adjustable controller, this compact 4-inch fan is engineered for versatile use in HVAC systems across basements, bathrooms, kitchens, attics, and grow tents. Its permanently lubricated motor ensures maintenance-free, long-lasting performance.