---
product_id: 539111463
title: "BIOWIND Quiet Smart Register Booster Fan Fits 4\" x 10\" Vent Opening, Bronze"
brand: "biowind"
price: "€ 140.78"
currency: EUR
in_stock: true
reviews_count: 13
category: "Biowind"
url: https://www.desertcart.gr/products/539111463-biowind-quiet-smart-register-booster-fan-fits-4-x-10
store_origin: GR
region: Greece
---

# 140 CFM airflow 10-speed remote control 16 dBA ultra-quiet BIOWIND Quiet Smart Register Booster Fan Fits 4" x 10" Vent Opening, Bronze

**Brand:** biowind
**Price:** € 140.78
**Availability:** ✅ In Stock

## Summary

> 🌬️ Upgrade your airflow game — comfort meets smart tech in style!

## Quick Answers

- **What is this?** BIOWIND Quiet Smart Register Booster Fan Fits 4" x 10" Vent Opening, Bronze by biowind
- **How much does it cost?** € 140.78 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/539111463-biowind-quiet-smart-register-booster-fan-fits-4-x-10)

## Best For

- biowind enthusiasts

## Why This Product

- Trusted biowind brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Smart Climate Control:** Auto on/off with precision temp sensor for perfectly balanced rooms
- • **Sleek & Durable Design:** Premium anodized aluminum frame with modern bronze finish blends seamlessly
- • **Energy-Saving Efficiency:** Maximizes HVAC output while cutting energy costs with power-off memory
- • **Whisper-Quiet Performance:** Advanced noise & vibration screening keeps your space peaceful
- • **Effortless Comfort at Your Fingertips:** 10-speed remote lets you customize airflow without leaving your seat

## Overview

The BIOWIND Quiet Smart Register Booster Fan fits standard 4" x 10" vents and delivers 140 CFM airflow at a whisper-quiet 16 dBA. Featuring a programmable LED controller, high-precision temperature sensor, and 10-speed remote control, it smartly balances room temperatures by automatically adjusting fan operation. Its premium anodized aluminum bronze frame offers a sleek, modern look while ensuring durability. Energy-efficient and easy to install, this fan enhances HVAC performance, reduces energy costs, and elevates home comfort with minimal effort.

## Description

Buy BIOWIND Quiet Smart Register Booster Fan Fits 4" x 10" Vent Opening, Bronze | Smart Heating Cooling AC Vent Fan, Temp-Based Auto On/Off, 10-Speed Remote, Thermostat Control, Power-Off Memory: Ventilation Fans - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Works Like a Charm! - Waited over a week to make sure I liked it! What can I say? For background I’m in a very hot and humid climate during the summer and my upstairs bedroom is more similar to a jungle than to anything. But I can’t keep pumping my AC down; my basement is already equivalent to a kitchen walk in and my bank account can’t handle much more. So this vent was sort of a Hail Mary. It works exactly as I need it to. It’s not a miracle worker; but it’s darn good. It has lowered the temp of my room in comparison to the rest of upstairs which is exactly what I needed. It’s not quite as cool as my lower floors but it is making sleeping a lot easier. I’m able to use a blanket at night again thanks to this vent. It works very simply; setup took only a few minutes just had to unscrew the old vent and screw this one in, and made sure there’s a plug close enough. It can do both cooling and heating and I will be sure to try the heating in the winter as I have the same issue of my upstairs not conforming to the temp of the rest of the house. The fan is pretty quiet, I have it on a 7 but it goes up to 10, which I may need as we march towards a hot July. I’d say on 5 or lower it’s so quiet you barely notice, on 7+ you notice but it’s still about the same noise as a regular fan so no big deal for me. And it’s easy to adjust with the included remote. AND it looks nicer than a normal vent cover. Overall can’t recommend this enough, it’s been a huge help in my ability to sleep soundly and comfortably at night and actually be able to BE in my room on hot days.
Review: This Register fan booster is good. - It works well, fits good, and moves air well. It has 10 speeds and is very quiet in speeds 1-6. Speeds 7-10 really isn't that noisy. The important issue is bringing more cool air into the room my computer heats up... It has a good look to it as well.

## Features

- 2026 Fan Stability Upgrade: Built with dynamic fan balancing, motor start-up verification, and noise & vibration screening to support smoother airflow, quieter operation, and long-term reliability.
- Quiet Register Booster Fan: A quiet fan system designed to improve airflow from wall and floor vents in HVAC systems, helping increase home comfort. Built with a premium anodized aluminum frame and CNC-machined details, it offers a sleek, flush, and modern appearance that blends seamlessly with your home decor.
- Eliminate Uneven Room Temperatures: The Biowind smart register vent features a programmable LED controller and a high-precision temperature sensor that works with your HVAC system. It automatically turns the vent fan on or off to deliver warm or cool air to rooms at the right time, helping maintain balanced temperatures throughout your home.
- New Upgraded Remote Control: Easily adjust the fan speed (0–10 levels) with the remote to meet diverse user needs and achieve the perfect balance between airflow performance and quiet operation. Control your comfort without getting up, simple and convenient.
- Energy-Saving & Cost-Effective: This vent booster fan is more energy-efficient than traditional air-conditioning or cooling devices. By enhancing airflow and circulation, maximize the heating or cooling from your HVAC system with minimum energy. Even after your HVAC system shuts off, the fan continues running briefly to pull remaining warm or cool air into the room—helping you save energy and reduce electricity costs.
- Compact & Easy to Install: The Biowind smart register booster fan features a compact design that is easy to install and move when needed. Fits ONLY 4" x 10" duct opening (cutout) | Rated Power: 6W | AC Input: 100 to 240V | Airflow: 140 CFM | Noise: 16 dBA. Includes wall adapter, plug and play for quick setup.
- Affordable Comfort Upgrade: Compared with large air conditioning or cooling systems, booster fans are a simple and affordable solution for improving airflow and indoor comfort, making them accessible for most households.
- Please Measure Before Ordering: Please measure the duct opening (cutout) before ordering, not the old vent cover. The listed size refers to the actual duct opening in the wall or floor. The neck of the register booster fan fits inside the opening, while the face frame sits on top of the wall or floor surface. Measuring correctly helps ensure the best fit and helps avoid unnecessary returns. Listed Size: 4" × 10", Neck Size: 9.72" × 3.93", Face Size: 11.54" × 5.51", Neck Insertion Depth: 1.96".

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C9LHFQ43 |
| Air Flow Capacity | 140 cfm |
| Best Sellers Rank | #8,597 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #10 in Household Ventilation Fans |
| Blade Length | 10 inches |
| Blade Material | Plastic |
| Brand | BIOWIND |
| Brand Name | BIOWIND |
| Cable Length | 12 feet |
| Collection Name | AirBoost T4 |
| Color | Bronze |
| Connector Type | Standard AC Plug |
| Control Method | Remote |
| Controller Type | Button Control |
| Customer Reviews | 4.3 out of 5 stars 2,837 Reviews |
| Electric Fan Design | Exhaust Fan |
| Electric fan design | Exhaust Fan |
| Finish Type | Bronze |
| Form Factor | Compact, Wall/Floor-Mounted Register Fan with Bronze Finish |
| Included Components | Cord, Remote |
| Indoor Outdoor Usage | Indoor |
| Installation Type | Wall/Floor-Mounted |
| Item Dimensions D x W x H | 1.96"D x 11.54"W x 5.51"H |
| Item Type Name | Booster Fan |
| Item Weight | 2 pounds |
| Main Power Connector Type | Standard AC Plug |
| Material | Aluminum |
| Model Name | AirBoost T4 |
| Model Number | HZD-92F-BZ |
| Mounting Type | Floor Mount, Wall Mount |
| Noise Level | 16 db |
| Number of Blades | 7 |
| Number of Packs | 1 |
| Number of Power Levels | 11 |
| Number of Speeds | 10 |
| Power Source | Corded Electric |
| Product Dimensions | 1.96"D x 11.54"W x 5.51"H |
| Recommended Uses For Product | Indoor |
| Room Type | Bedroom, Dining Room, Home Office, Kids Room, Living Room |
| Size | 4" x 10" |
| Special Features | Remote Controlled |
| Specification Met | CE |
| Speed | 10 |
| Style | Modern |
| Switch Type | Push Button |
| Unit Count | 1 Count |
| Voltage | 100 volts_of_alternating_current |
| Wattage | 6 watts |

## Product Details

- **Brand:** BIOWIND
- **Color:** Bronze
- **Electric fan design:** Exhaust Fan
- **Mounting Type:** Floor Mount, Wall Mount
- **Power Source:** Corded Electric
- **Product Dimensions:** 1.96"D x 11.54"W x 5.51"H
- **Recommended Uses For Product:** Indoor
- **Room Type:** Bedroom, Dining Room, Home Office, Kids Room, Living Room
- **Special Feature:** Remote Controlled
- **Style:** Modern

## Images

![BIOWIND Quiet Smart Register Booster Fan Fits 4" x 10" Vent Opening, Bronze - Image 1](https://m.media-amazon.com/images/I/71P3qdtZW+L.jpg)
![BIOWIND Quiet Smart Register Booster Fan Fits 4" x 10" Vent Opening, Bronze - Image 2](https://m.media-amazon.com/images/I/71HpRJ+9PjL.jpg)
![BIOWIND Quiet Smart Register Booster Fan Fits 4" x 10" Vent Opening, Bronze - Image 3](https://m.media-amazon.com/images/I/61VNiK+CZOL.jpg)
![BIOWIND Quiet Smart Register Booster Fan Fits 4" x 10" Vent Opening, Bronze - Image 4](https://m.media-amazon.com/images/I/61BPadmi3nL.jpg)
![BIOWIND Quiet Smart Register Booster Fan Fits 4" x 10" Vent Opening, Bronze - Image 5](https://m.media-amazon.com/images/I/61N3sReD7WL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works Like a Charm!
*by N***E on June 26, 2026*

Waited over a week to make sure I liked it! What can I say? For background I’m in a very hot and humid climate during the summer and my upstairs bedroom is more similar to a jungle than to anything. But I can’t keep pumping my AC down; my basement is already equivalent to a kitchen walk in and my bank account can’t handle much more. So this vent was sort of a Hail Mary. It works exactly as I need it to. It’s not a miracle worker; but it’s darn good. It has lowered the temp of my room in comparison to the rest of upstairs which is exactly what I needed. It’s not quite as cool as my lower floors but it is making sleeping a lot easier. I’m able to use a blanket at night again thanks to this vent. It works very simply; setup took only a few minutes just had to unscrew the old vent and screw this one in, and made sure there’s a plug close enough. It can do both cooling and heating and I will be sure to try the heating in the winter as I have the same issue of my upstairs not conforming to the temp of the rest of the house. The fan is pretty quiet, I have it on a 7 but it goes up to 10, which I may need as we march towards a hot July. I’d say on 5 or lower it’s so quiet you barely notice, on 7+ you notice but it’s still about the same noise as a regular fan so no big deal for me. And it’s easy to adjust with the included remote. AND it looks nicer than a normal vent cover. Overall can’t recommend this enough, it’s been a huge help in my ability to sleep soundly and comfortably at night and actually be able to BE in my room on hot days.

### ⭐⭐⭐⭐⭐ This Register fan booster is good.
*by J***B on October 7, 2026*

It works well, fits good, and moves air well. It has 10 speeds and is very quiet in speeds 1-6. Speeds 7-10 really isn't that noisy. The important issue is bringing more cool air into the room my computer heats up... It has a good look to it as well.

### ⭐⭐⭐⭐⭐ Super effective and efficient!
*by D***R on June 26, 2026*

We bought an old house (built in 1900) with central air added by previous owners during renovations. The second floor bedrooms stay warm in the winter, but it was hard to get the AC to sufficiently cool the upper floor bedrooms in the spring and summer. I got this to replace the bedroom floor vent, to push more cool air into the room from the existing central air duct and it works AMAZINGLY. It feels like we have a window unit in the room. The fans blow very effectively and the programming makes sure it’s not always running. You set the temperature threshold based on the air coming from the vent (not the room temp) and when it reaches that temp the fan kicks on. This works for cooling and heating depending on the season. In the summer I set it to 68F and if the air coming from the vent is below 68F the fan kicks on. In the winter I set it to 70F and as long as the heat coming from the duct is warmer than 70F the fan kicks on. Outside of those settings, the system does not kick on. Simple and easy to program, it’s definitely a game changer for us! Worth every penny! I would highly recommend this if you have less than efficient vents in a room.

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.gr/products/539111463-biowind-quiet-smart-register-booster-fan-fits-4-x-10](https://www.desertcart.gr/products/539111463-biowind-quiet-smart-register-booster-fan-fits-4-x-10)

---

*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-10-15*