VIVOSUN Quiet Register Booster Fan, Smart Register Vent with Thermostat Control, Fits 4”×10” Register Holes, Heating Cooling AC Vent Fan, Black

Features

• Balance Room Temperatures: Designed to complement HVAC systems, this fan efficiently boosts the airflow of your existing AC or heater, effectively redistributing warm and cold air for a more balanced temperature; Enjoy enhanced comfort while saving energy and cutting costs
• Ultra-Quiet Stator-Blade PWM Fans: Features hydro-mechanical stator blades that transfer air farther even in high static pressure environments, ensuring powerful performance; The PWM-controlled motor with dual ball bearings ensures precise speed control, energy-efficiency, quiet operation and an extended lifespan
• Intelligent Programming: With a programmable LCD controller and high-precision temp probe sensor, this product automatically monitors temperatures and triggers the fan to run at preset cooling or heating thresholds With 10 adjustable fan speeds, you can precisely control the desired airflow to suit your needs
• Rugged Structure & Stylish Design: Features a premium aluminum frame with CNC-machined corners and a black finish; A sturdy and stylish design allows it to blend in with any decor; The thermoplastic housing protects the fans from clogging and ensures durability
• Easy to Install & Compact: Designed to fit perfectly into 4"×10" register holes; It can be easily mounted on walls or floor registers (not recommended for ceiling mounting). Its compact design allows it to take up minimal space while delivering optimal performance