4″X10″ Register Booster Fan – Smart Dual Air Conditioner & Heater Floor Fan – Integrates With Ecobee & Nest Thermostats – Syncs To Your HVAC System & Smartphone Control

Price: $109.00
(as of Jul 17, 2025 23:11:27 UTC – Details)

Product Description

Using a measuring tape or a ruler, measure the width of the flange of your grill of your vent.

If the size is between 3.5″ to 4″, a 4″x10″ device is needed. If it is between 2.5″ to 3, a 3″X10″ devices will fit into the opening.

You simply have to drop the device in the floor vent & plug it in.

Connect to WiFi (optional) in order to benefit from all the features using the app.

SET YOUR PERFECT TEMPERATURE: The SmartCocoon booster fan system gives you ultimate control over each room’s comfort. It increases airflow to any room, and improves the efficiency of your HVAC system. Whether your room is too hot or too cold, SmartCocoon booster fans can be used year-round and during the seasonal changes. It discreetly fits into your floor and wall vents and is customizable through our app to set your ideal temperature, operation mode, fan speed, and scheduling.
SYNCS WITH YOUR HVAC SYSTEM: Our floor fan will learn your HVAC system and synchronize with it by detecting a change in duct temperature, pulling trapped warm or cool air directly to the rooms that need it most. For this core functionality, no app setup or WIFI connectivity is required. The fan is ready to work out of the box.
WORKS WITH SMART AND CONVENTIONAL THERMOSTATS: SmartCocoon integrates directly with Ecobee and Nest smart thermostats to enhance your smart home heating/cooling system. Our intelligent booster fan also syncs with all other smart thermostat brands to optimize airflow and move air to other rooms.
EASY DIY INSTALLATION: The SmartCocoon Intelligent Booster Fan can be easily installed in under 90 seconds with no tools required. Measure your vent to ensure correct sizing. Each fan easily drops into your vent and stays in place with the metal clips. Plug in the unit to power up the fan, and follow the steps within our app to customize your experience.
APP CONTROL: Have ultimate control through the SmartCocoon mobile app. Set your ideal temperature, fan speed, and create schedules for better sleep. Customize the operational settings of your booster fan directly from your smartphone. The app also allows you to synchronize multiple SmartCocoon fans to control the temperature of an individual room for ultimate comfort.
SPECS: Backed by a 2-year warranty, operates on low voltage (12VDC) & consumes only 2 watts/hour, comparable to a small LED light. Its certified power supply includes a generous 152cm (6ft) cable for easy installation with extensions available. With up to 120 CFM airflow and 12 speed settings, it offers customizable comfort control, operating quietly at 28dB. Durable design ensures a 15-year useful life, while compact dimensions (245x95x35mm / 0.3 pounds) allow for easy installation.