--- product_id: 413302634 title: "MARS HYDRO 4 Inch Carbon Filter & Pre-Filter for Inline Fan,Grow Tent" brand: "mars hydro" price: "Β₯15086" currency: JPY in_stock: false reviews_count: 13 url: https://www.desertcart.jp/products/413302634-mars-hydro-4-inch-carbon-filter-and-pre-filter-inline store_origin: JP region: Japan --- # Machine washable pre-filter cloth 210 CFM airflow rating 1050+ Virgin Australian activated charcoal MARS HYDRO 4 Inch Carbon Filter & Pre-Filter for Inline Fan,Grow Tent **Brand:** mars hydro **Price:** Β₯15086 **Availability:** ❌ Out of Stock ## Summary > 🌿 Breathe Clean, Grow Bold – The Ultimate Carbon Filter for Next-Level Air Quality ## Quick Answers - **What is this?** MARS HYDRO 4 Inch Carbon Filter & Pre-Filter for Inline Fan,Grow Tent by mars hydro - **How much does it cost?** Β₯15086 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/413302634-mars-hydro-4-inch-carbon-filter-and-pre-filter-inline) ## 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 - β€’ **Odor Control Mastery:** Effortlessly neutralize stubborn odors from grow tents, pets, and smoke with advanced activated carbon technology. - β€’ **Pure Air, Zero Compromise:** Experience 100% filtered airflow with premium Australian activated charcoal for unmatched odor elimination. - β€’ **Versatile Inline Compatibility:** Seamlessly pairs with any 4-inch inline fan for both intake and exhaust setups, maximizing air purification. - β€’ **Built to Last, Designed to Protect:** Heavy-duty aluminum and galvanized steel mesh construction ensures durability and long-term performance. - β€’ **Easy Maintenance, Lasting Freshness:** Includes a machine washable pre-filter cloth to trap carbon residue and extend filter life. ## Overview The MARS HYDRO 4 Inch Carbon Filter & Pre-Filter combines premium 1050+ Virgin Australian activated charcoal with a robust aluminum and steel frame to deliver 210 CFM of pure, odor-free airflow. Designed for 4-inch inline fans, it excels in grow tents, hydroponic rooms, and residential spaces by efficiently removing odors and chemicals. Its washable pre-filter cloth ensures easy maintenance and prolonged filter life, making it a durable and versatile solution for professional-grade air purification. ## Description desertcart.com: MARS HYDRO 4 Inch Carbon Filter & Pre-Filter for Inline Fan,Grow Tent | Air Filter Odor Control with Australian Virgin Charcoal,Reversible Flange,For Inline Duct/Exhaust Fan : 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: Best one available - Best one out there buy this one dont even wast time looking elsewhere ## 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 FilterΓ—1, Pre-Filter Γ—1. (The belts are not included in the package.) ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09QBS8NLG | | Air Filter Construction | Solid | | Best Sellers Rank | #103,922 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #52 in Hydroponic Ventilation Equipment | | Brand | MARS HYDRO | | Brand Name | MARS HYDRO | | Common Applications | Residential | | Compatible Devices | 4 inch inline fan | | Customer Reviews | 4.6 out of 5 stars 147 Reviews | | Item Highlight | Air Filter Odor Control with Australian Virgin Charcoal,Reversible Flange,For Inline Duct/Exhaust Fan | | Item Weight | 6 pounds | | Manufacturer | MARS HYDRO | | Manufacturer Part Number | 4 inch carbonfilter | | Material | Activated Charcoal, Aluminum, Steel | | Material Type | Activated Charcoal, Aluminum, Steel | | Model Number | 4 carbonfilter | | Number of Items | 2 | | Number of Packs | 1 | | Product Grade | new | | Unit Count | 1 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 ![MARS HYDRO 4 Inch Carbon Filter & Pre-Filter for Inline Fan,Grow Tent - Image 1](https://m.media-amazon.com/images/I/71VI9z9rGqL.jpg) ![MARS HYDRO 4 Inch Carbon Filter & Pre-Filter for Inline Fan,Grow Tent - Image 2](https://m.media-amazon.com/images/I/61mk9ma9zBL.jpg) ![MARS HYDRO 4 Inch Carbon Filter & Pre-Filter for Inline Fan,Grow Tent - Image 3](https://m.media-amazon.com/images/I/71Ip971bMiL.jpg) ![MARS HYDRO 4 Inch Carbon Filter & Pre-Filter for Inline Fan,Grow Tent - Image 4](https://m.media-amazon.com/images/I/71KSNbf6TXL.jpg) ![MARS HYDRO 4 Inch Carbon Filter & Pre-Filter for Inline Fan,Grow Tent - Image 5](https://m.media-amazon.com/images/I/61C2il2bUGL.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 ### ⭐⭐⭐⭐⭐ Best one available *by T***O on September 20, 2026* Best one out there buy this one dont even wast time looking elsewhere ### ⭐⭐⭐⭐ Filtering *by R***R on August 3, 2026* works for me ## 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? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/413302634-mars-hydro-4-inch-carbon-filter-and-pre-filter-inline](https://www.desertcart.jp/products/413302634-mars-hydro-4-inch-carbon-filter-and-pre-filter-inline) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-29*