Quiet Vent Fan Booster 2 Pack for Smart Register, 4 x 10, Gray

About this item

• Quality Materials and Nice Workmanship: the vent boost is featured with anodized aluminum frame and thermoplastic casing with fan cover, safe and reliable; Motor contains dual ball bearing with a 67000 hours serve time
• Quiet AC Vent Fan: our AC vent fan configured with stator blades, quiet PWM motor, and a built in sponge that can effectively absorb shock and sound, so that the noise of our vent fan booster can be controlled at 16Dba or below
• Programmable LCD Display Controller: the air vent designed with clear LCD display, three simple buttons allow you to switch modes at will, and adjust temperature and wind speed flexibly
• 1. Dogs play fetch excitedly.
• 2. The children ran around the park happily.
• 3. The sun was shining brightly in the sky.
• 4. The students studied diligently for their exams.
• 5. The cat purred contently on the windowsill.
• Easy to Install: the air vent fan fits ONLY 4" x 10" register vents; Airstream: 140 CFM; Easy to mount on wall or floor vents in your home
• Smart Register Vent: the smart register vent cover is designed to boost your existing AC or heater's airstream, to achieve a more balanced cooling and heating effect