--- product_id: 413302634 title: "4 Inch Carbon Filter, Inline Air Filter Odor Control with Australian Virgin Charcoal, Carbon Filter for Inline Fan, Grow Tent, Hydroponics, Pre-Filter Included, Reversible Flange" brand: "mars hydro" price: "€ 113.33" currency: EUR in_stock: true reviews_count: 13 category: "Mars Hydro" url: https://www.desertcart.at/products/413302634-4-inch-carbon-filter-inline-air-filter-odor-control-australian store_origin: AT region: Austria --- # 1050+ Virgin Australian Charcoal 210 CFM Airflow Rating Heavy-Duty Pre-Filter Cloth 4 Inch Carbon Filter, Inline Air Filter Odor Control with Australian Virgin Charcoal, Carbon Filter for Inline Fan, Grow Tent, Hydroponics, Pre-Filter Included, Reversible Flange **Brand:** mars hydro **Price:** € 113.33 **Availability:** ✅ In Stock ## Summary > 🌬️ Elevate your air game—because your grow tent deserves the freshest vibes! ## Quick Answers - **What is this?** 4 Inch Carbon Filter, Inline Air Filter Odor Control with Australian Virgin Charcoal, Carbon Filter for Inline Fan, Grow Tent, Hydroponics, Pre-Filter Included, Reversible Flange by mars hydro - **How much does it cost?** € 113.33 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/413302634-4-inch-carbon-filter-inline-air-filter-odor-control-australian) ## 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 - • **Dual-Use Versatility:** Works seamlessly as both intake and exhaust filter for grow tents and hydroponics setups. - • **Effortless Odor Control:** Eliminates stubborn odors from grow rooms, pets, smoke, and more—keeping your space fresh and professional. - • **Pure Air, Zero Compromise:** Premium 1050+ Virgin Australian activated charcoal ensures 100% odor-free airflow. - • **Powerful 210 CFM Performance:** Optimized for 4-inch inline fans to deliver maximum air purification efficiency. - • **Built to Last & Easy to Maintain:** Includes a machine-washable pre-filter cloth with durable aluminum and steel mesh casing. ## Overview The MARS HYDRO 4 Inch Carbon Filter features premium 1050+ Virgin Australian activated charcoal for superior odor absorption, delivering a robust 210 CFM airflow. Designed for 4-inch inline fans, it offers reversible flange installation and includes a durable, machine-washable pre-filter cloth housed in heavy-duty aluminum and steel mesh. Ideal for hydroponics, grow tents, and odor control in residential spaces, this filter ensures clean, fresh air with long-lasting performance. ## Description desertcart.com: MARS HYDRO 4 Inch Carbon Filter, Inline Air Filter Odor Control with Australian Virgin Charcoal, Carbon Filter for Inline Fan, Grow Tent, Hydroponics, Pre-Filter Included, Reversible Flange : Patio, Lawn & Garden Review: Clean air - I purchased this to scrub there out take air from my grow tent! The scrubber does a great job! I’m only a month in so we will see how long it holds up for Review: Good filter - Perfect fit for my 4x4 tent. Has been used for 4 months and still scrubbing all smells. ## Features - Superior Activated Carbon: Made of imported 1050+ Virgin Australian activated charcoal, delivering 100% filtered airflow, which provides better absorption and removes odor efficiently. - Effective Odor Control: The MARS HYDRO carbon filter is designed to use activated carbon to eliminate odors and chemicals. Ideal for controlling odor and purifying the air in grow tents/rooms, and can also absorb odors from pets and smoke. - Multiple Functions: The carbon filter can be used in conjunction with 4 inch inline fan to act as both intake and exhaust configuration. Ideal for eliminating some of the most undesirable odors for growing rooms, hydroponics rooms, indoor grow tents, and basements. - Pre-Filter Cloth: Heavy-duty construction contains aluminum ranges and dual-sided galvanized steel mesh. Includes a machine washable pre-filter cloth to prevent carbon residue. - Carbon Filter Spec: Dimensions: 4" Flange Ducting x 12" Length I Airflow Rating: 210 CFM. Package Included: 4 inch Carbon Filter×1, Pre-Filter ×1. (The belts are not included in the package.) ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09QBS8NLG | | Air Filter Construction | Solid | | Best Sellers Rank | #131,368 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #41 in Hydroponic Ventilation Equipment | | Brand Name | MARS HYDRO | | Common Applications | Residential | | Compatible Devices | 4 inch inline fan | | Customer Reviews | 4.7 4.7 out of 5 stars (124) | | Item Weight | 6 Pounds | | Manufacturer | MARS HYDRO | | Material Type | Activated Charcoal, Aluminum, Steel | | Model Number | 4 carbonfilter | | Number of Items | 2 | | Product Grade | new | | Unit Count | 1.0 Count | ## Product Details - **Air Filter Construction:** Solid - **Brand:** MARS HYDRO - **Common Applications:** Residential - **Compatible Devices:** 4 inch inline fan - **Item Weight:** 6 Pounds - **Manufacturer:** MARS HYDRO - **Material:** Activated Charcoal, Aluminum, Steel - **Number of Items:** 2 - **Product Grade:** new - **Unit Count:** 1.0 Count ## Images ![4 Inch Carbon Filter, Inline Air Filter Odor Control with Australian Virgin Charcoal, Carbon Filter for Inline Fan, Grow Tent, Hydroponics, Pre-Filter Included, Reversible Flange - Image 1](https://m.media-amazon.com/images/I/611OHhudNML.jpg) ## Available Options This product comes in different **Color, Size** options. ## Questions & Answers **Q: What are the actual dimensions of the 6" filter?** A: Hi, Thanks for your concern. Below is the size information for MARS HYDRO 6 inch carbon filter: Opening: 6", Length: 8.27" Hope this can help you. Thanks **Q: How often do you recommend replacing this filter?** A: I would just go with a 6 inch carbon filter that way it pulls out more air if a 6-in can fit than a 4 in and if you get the 6 in replace it maybe once a year depending on how much you use it and how hard you're running it **Q: Does this 4 inch filter hook up to a 4” duct ?** A: Hello, Thanks for contacting us. Yes, you can use the MARS HYDRO 4 inch carbon filter with 4 inch ducting and inline fans. Hope this helps you, please feel free to contact us with any questions. Best Wishes, ## Customer Reviews ### ⭐⭐⭐⭐⭐ Clean air *by J***L on April 29, 2024* I purchased this to scrub there out take air from my grow tent! The scrubber does a great job! I’m only a month in so we will see how long it holds up for ### ⭐⭐⭐⭐⭐ Good filter *by R***M on June 8, 2025* Perfect fit for my 4x4 tent. Has been used for 4 months and still scrubbing all smells. ### ⭐⭐⭐⭐⭐ Quality Filter *by R***A on December 10, 2024* Going on a year now, and just thinking it might need replacing. It’s been a solid product. Still going, but the flower garden could use a fresh one for good measure. ## Frequently Bought Together - MARS HYDRO 4 Inch Carbon Filter, Inline Air Filter Odor Control with Australian Virgin Charcoal, Carbon Filter for Inline Fan, Grow Tent, Hydroponics, Pre-Filter Included, Reversible Flange - MARS HYDRO 4 Inch Inline Duct Fan with Temp Controller, Exhaust Fan for Grow Tents, Hydroponics - AC Infinity Flexible 4-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 8-Feet Long for Heating Cooling Ventilation and Exhaust --- ## 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.at/products/413302634-4-inch-carbon-filter-inline-air-filter-odor-control-australian](https://www.desertcart.at/products/413302634-4-inch-carbon-filter-inline-air-filter-odor-control-australian) --- *Product available on Desertcart Austria* *Store origin: AT* *Last updated: 2026-04-22*