--- product_id: 397054091 title: "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: "¥88979" currency: JPY in_stock: true category: "Mars Hydro" url: https://www.desertcart.jp/products/397054091-4-inch-inline-fan-carbon-filter-ducting-kit-exhaust-fan store_origin: JP region: Japan --- # 205 CFM airflow Ultra-quiet 28 dB noise Variable speed control 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:** ¥88979 **Availability:** ✅ In Stock ## Summary > 🌿 Elevate your grow game with silent, powerful airflow control! ## Quick Answers - **What is this?** 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?** ¥88979 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/397054091-4-inch-inline-fan-carbon-filter-ducting-kit-exhaust-fan) ## 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 - • **Plug-and-Play Setup:** Quick-install removable duct ends with locking tabs and a 4.9 ft cord make setup effortless—get growing faster. - • **Powerful Airflow Boost:** Delivers a robust 205 CFM to efficiently ventilate and regulate temperature in hydroponic environments. - • **Whisper-Quiet Operation:** Engineered with durable plastic housing and dual ball bearings to keep noise at a discreet 28 dB—perfect for stealthy indoor grows. - • **Carbon Filter Integration:** Specialized carbon filter design ensures clean, odor-free air circulation, elevating your grow tent’s environment. - • **Precision Climate Control:** Tailor airflow with a smooth variable speed controller for optimal grow tent conditions. ## Overview The MARS HYDRO 4 Inch Inline Fan Carbon Filter Ducting Kit is a professional-grade ventilation solution designed for hydroponic grow tents and indoor gardening. Featuring a powerful 205 CFM airflow, ultra-quiet 28 dB operation, and a variable speed controller, it ensures precise climate control. Its easy plug-and-play installation with removable duct ends and a carbon filter integration makes it an essential tool for maintaining optimal air quality and temperature in your grow space. ## 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. ## 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 | | Air Flow Capacity | 205 Cubic Feet Per Minute | | Best Sellers Rank | 9,330 in Garden ( See Top 100 in Garden ) 6 in Hydroponic Ventilation Equipment | | Brand Name | MARS HYDRO | | Collection Name | Inline Fans | | Colour | Black | | Control Method | App | | Country of Origin | China | | Customer Reviews | 4.4 4.4 out of 5 stars (165) | | Electric Fan Design | Exhaust Fan | | Finish Type | Powder Coated | | Included Components | Straps | | Indoor Outdoor Usage | Indoor | | Installation Type | plug-and-play | | Is Product Cordless | No | | Item Dimensions D x W x H | 30.2D x 19.4W x 19.1H centimetres | | Item Weight | 6.38 Kilograms | | Manufacturer | MARS HYDRO | | Material | Plastic, charcoal, aluminium foil | | Model Name | 4 inch inline fan kit | | Model Number | 4 inch inline fan kit | | Mounting Type | Duct Mount | | Noise Level | 28 Decibels | | Number of Packs | 1 | | Number of Power Levels | 3 | | Part Number | 4 inch inline fan kit | | Power Source | ac | | Recommended Uses For Product | Exhausting, Ventilating | | Size | 4" with APP/Knob Control | | Special Features | Variable Speed Controller, Specialized for Grow Tents and Hydroponics | | Speed | 3000 RPM | | Standby Power Shutoff | Highly efficient | | Style | Carbon Filter | | 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 - **Power source:** ac - **Product dimensions:** 30.2D x 19.4W x 19.1H centimetres - **Recommended uses for product:** Exhausting, Ventilating - **Special feature:** Variable Speed Controller, Specialized for Grow Tents and Hydroponics - **Style:** Carbon Filter ## Images ![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/419heanvtUL.jpg) ![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/41qtcFlWaZL.jpg) ![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) ![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) ![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/51oMCSgaQeL.jpg) ## Available Options This product comes in different **Size** options. ## 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. ## 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 --- ## 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.jp/products/397054091-4-inch-inline-fan-carbon-filter-ducting-kit-exhaust-fan](https://www.desertcart.jp/products/397054091-4-inch-inline-fan-carbon-filter-ducting-kit-exhaust-fan) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-06*