---
product_id: 397054091
title: "MARS HYDRO 4 Inch Inline Fan Carbon Filter Ducting Kit, Exhaust Fan with Speed Controller Hydroponics Grow Tent Ventilation Kit for Heating Cooling Booster, Grow Tents, Hydroponics"
brand: "mars hydro"
price: "$2224726"
currency: COP
in_stock: true
reviews_count: 13
category: "Mars Hydro"
url: https://www.desertcart.co/products/397054091-mars-hydro-4-inch-inline-fan-carbon-filter-ducting-kit
store_origin: CO
region: Colombia
---

# 28 dB ultra-quiet Variable speed control 205 CFM airflow MARS HYDRO 4 Inch Inline Fan Carbon Filter Ducting Kit, Exhaust Fan with Speed Controller Hydroponics Grow Tent Ventilation Kit for Heating Cooling Booster, Grow Tents, Hydroponics

**Brand:** mars hydro
**Price:** $2224726
**Availability:** ✅ In Stock

## Summary

> 🌱 Elevate your grow game with silent, smart airflow mastery!

## Quick Answers

- **What is this?** MARS HYDRO 4 Inch Inline Fan Carbon Filter Ducting Kit, Exhaust Fan with Speed Controller Hydroponics Grow Tent Ventilation Kit for Heating Cooling Booster, Grow Tents, Hydroponics by mars hydro
- **How much does it cost?** $2224726 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co](https://www.desertcart.co/products/397054091-mars-hydro-4-inch-inline-fan-carbon-filter-ducting-kit)

## Best For

- mars hydro enthusiasts

## Why This Product

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

## Key Features

- • **Whisper-Quiet Operation:** Experience near-silent ventilation at just 28 dB, keeping your grow space peaceful and distraction-free.
- • **Precision Climate Control:** Adjust airflow seamlessly with the intuitive variable speed controller for perfect grow tent conditions.
- • **Robust & Lightweight Design:** Durable plastic housing with dual ball bearings ensures long-lasting performance at only 4 lbs.
- • **Effortless Setup & Maintenance:** Quick-lock duct ends and a 4.9 ft cord make installation and upkeep hassle-free for busy pros.
- • **Optimized Airflow for Hydroponics:** Powerful 205 CFM exhaust fan boosts air circulation, enhancing plant health and yield.

## Overview

The MARS HYDRO 4 Inch Inline Fan Carbon Filter Ducting Kit delivers powerful 205 CFM airflow with whisper-quiet 28 dB operation. Featuring a variable speed controller and durable dual ball bearing design, it’s engineered for seamless ventilation in hydroponic grow tents and AV closets. Lightweight and easy to install, this kit ensures optimal climate control for healthier, more productive plants.

## Description

Free delivery and returns on eligible orders. Buy MARS HYDRO 4 Inch Inline Fan Carbon Filter Ducting Kit, Exhaust Fan with Speed Controller Hydroponics Grow Tent Ventilation Kit for Heating Cooling Booster, Grow Tents, Hydroponics at desertcart UK.

Review: Great - Can’t fault it. Easy to use and setup. I’ve had mine on 24/7 for 4 month now. Still no issues
Review: Perfect item for all home growers - Fantastic value for money , used in a 3x3 tent for mushrooms and microgreens and enables perfect passive air exchange Controller is extremely easy to use and set different parameters for automatic on and timers including high humidity activation etc Thoroughly recommend the item

## Features

- Grow Tent Fan: Designed to ventilate hydroponic grow rooms, transfer heating/cooling, circulate air, and cool AV closets.
- Effective Ventilation: Variable speed controller for easy fan speed adjustment. Optimal ventilation for your planting.
- Low Noise Level: Durable plastic fan housing and blades for extremely low noise(28 dB), create a truly quiet growth environment.
- Easy Installation: Removable duct ends with locking tabs for quick removal and easy maintenance and a cord length of 4.9 feet for hassle free setup.
- Ventilation exhaust fan size: 4” | Dimensions: 11.9 x 8 x 7.4 in. | Weight: 4 lb. | Airflow: 205 CFM | Noise: 28 dB | Bearings: Dual Ball. Any questions , please feel free to contact us, MARS HYDRO 24 hours at your service!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08RZ3D69D |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 10,220 in Garden ( See Top 100 in Garden ) 8 in Hydroponic Ventilation Equipment |
| Brand | MARS HYDRO |
| Colour | Black |
| Compatible Devices | Grow Tent |
| Customer Reviews | 4.2 4.2 out of 5 stars (1,211) |
| Date First Available | 4 Jan. 2021 |
| Energy Efficiency | Highly efficient |
| Included Components | Straps |
| Installation Type | plug-and-play |
| Item Weight | 6.38 kg |
| Material Type | Plastic, charcoal, aluminium foil |
| Model | 4 inch inline fan kit |
| Noise Level | 28 Decibels |
| Part Number | 4 inch inline fan kit |
| Product Dimensions | 43.18 x 35.56 x 33.02 cm; 6.38 kg |
| Special Features | Variable Speed Controller, Specialized for Grow Tents and Hydroponics |
| Voltage | 12 Volts |
| Wattage | 40 watts |

## Product Details

- **Brand:** MARS HYDRO
- **Colour:** Black
- **Electric fan design:** Exhaust Fan
- **Material:** Plastic, charcoal, aluminium foil
- **Mounting type:** Duct Mount
- **Noise level:** 28 Decibels
- **Product dimensions:** 30.2D x 19.4W x 19.1H centimetres
- **Special feature:** Variable Speed Controller, Specialized for Grow Tents and Hydroponics
- **Style:** Carbon Filter
- **Wattage:** 40 watts

## Images

![MARS HYDRO 4 Inch Inline Fan Carbon Filter Ducting Kit, Exhaust Fan with Speed Controller Hydroponics Grow Tent Ventilation Kit for Heating Cooling Booster, Grow Tents, Hydroponics - Image 1](https://m.media-amazon.com/images/I/41+Tv-8rusL.jpg)
![MARS HYDRO 4 Inch Inline Fan Carbon Filter Ducting Kit, Exhaust Fan with Speed Controller Hydroponics Grow Tent Ventilation Kit for Heating Cooling Booster, Grow Tents, Hydroponics - Image 2](https://m.media-amazon.com/images/I/419heanvtUL.jpg)
![MARS HYDRO 4 Inch Inline Fan Carbon Filter Ducting Kit, Exhaust Fan with Speed Controller Hydroponics Grow Tent Ventilation Kit for Heating Cooling Booster, Grow Tents, Hydroponics - Image 3](https://m.media-amazon.com/images/I/41ByhvCQHaL.jpg)
![MARS HYDRO 4 Inch Inline Fan Carbon Filter Ducting Kit, Exhaust Fan with Speed Controller Hydroponics Grow Tent Ventilation Kit for Heating Cooling Booster, Grow Tents, Hydroponics - Image 4](https://m.media-amazon.com/images/I/41VQWICGJhL.jpg)
![MARS HYDRO 4 Inch Inline Fan Carbon Filter Ducting Kit, Exhaust Fan with Speed Controller Hydroponics Grow Tent Ventilation Kit for Heating Cooling Booster, Grow Tents, Hydroponics - Image 5](https://m.media-amazon.com/images/I/41lA1fLcC8L.jpg)

## Questions & Answers

**Q: Does it come with an UK Plug?**
A: Yes, it is UK Plug.

**Q: Are other MARS products also UK plugs?**
A: Yes, all MARS HYDRO products are UK plugs.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great
*by L***M on 30 September 2025*

Can’t fault it. Easy to use and setup. I’ve had mine on 24/7 for 4 month now. Still no issues

### ⭐⭐⭐⭐⭐ Perfect item for all home growers
*by C***D on 25 April 2025*

Fantastic value for money , used in a 3x3 tent for mushrooms and microgreens and enables perfect passive air exchange Controller is extremely easy to use and set different parameters for automatic on and timers including high humidity activation etc Thoroughly recommend the item

### ⭐⭐⭐⭐⭐ Excellent
*by C***Y on 6 April 2025*

excellent fan very quiet and stealthy much better than some of the jet engines out there. filter still good after three grows.

## Frequently Bought Together

- MARS HYDRO 4 Inch Inline Fan Combo with Variable Speed Controller, Quiet Cooling Booster Fan,205 CFM Exhaust Fan for Grow Tents and Hydroponics
- MARS HYDRO TS1000 150W LED Grow Light for Indoor Plants, with Patented Reflector, 5 Levels Dimmable Lights Daisy Chain Full Spectrum Growing Lamps for Seedlings Veg Bloom in 2x2/3x3 Grow Tent

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**Shop now:** [https://www.desertcart.co/products/397054091-mars-hydro-4-inch-inline-fan-carbon-filter-ducting-kit](https://www.desertcart.co/products/397054091-mars-hydro-4-inch-inline-fan-carbon-filter-ducting-kit)

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*Product available on Desertcart Colombia*
*Store origin: CO*
*Last updated: 2026-01-23*