{"product_id":"mars-hydro-4-carbon-filter","title":"Mars Hydro 4\" Refillable Carbon Filter – Premium Air Filter for Grow Tent Ventilation \u0026 Odor Control","description":"\u003cp data-start=\"689\" data-end=\"994\"\u003eThe \u003cstrong data-start=\"692\" data-end=\"739\"\u003eMars Hydro 4-Inch Refillable Carbon Filter\u003c\/strong\u003e offers powerful, professional odor control for stable and efficient grow tent ventilation. This high-quality air filter is filled with \u003cstrong data-start=\"881\" data-end=\"918\"\u003e100% Australian virgin charcoal\u003c\/strong\u003e, known for its exceptionally high absorption capacity and long lifespan.\u003c\/p\u003e\n\u003cp data-start=\"996\" data-end=\"1241\"\u003eSpecifically developed for use with \u003cstrong data-start=\"1033\" data-end=\"1069\"\u003e4-inch inline exhaust fans\u003c\/strong\u003e, this carbon filter is ideal for grow tents, grow rooms, hydroponic systems, and other enclosed indoor growing environments where clean, odor-free air is essential.\u003c\/p\u003e\n\u003cp data-start=\"1243\" data-end=\"1462\"\u003eThanks to its refillable design, reversible flange, and included pre-filter, this model combines maximum flexibility, durability, and long-lasting performance without compromising airflow or efficiency.\u003c\/p\u003e\n\u003ch2 data-start=\"1469\" data-end=\"1519\"\u003eProfessional Odor Control for Indoor Growing\u003c\/h2\u003e\n\u003cp data-start=\"1521\" data-end=\"1684\"\u003eDuring the flowering phase, strong odors can arise that, without adequate filtering, escape through ventilation systems. The Mars Hydro 4” carbon filter neutralizes:\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli data-start=\"1688\" data-end=\"1711\"\u003eFlowering and plant odors\u003c\/li\u003e\n\n\u003cli data-start=\"1714\" data-end=\"1746\"\u003eHumid air and musty odors\u003c\/li\u003e\n\n\u003cli data-start=\"1749\" data-end=\"1797\"\u003eAir pollutants in enclosed grow tents\u003c\/li\u003e\n\n\u003cli data-start=\"1800\" data-end=\"1835\"\u003eUnwanted emissions via extraction\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp data-start=\"1837\" data-end=\"1948\"\u003eThe activated carbon effectively captures odor particles before they are exhausted outside via ventilation.\u003c\/p\u003e\n\u003ch2 data-start=\"1955\" data-end=\"1990\"\u003eRefillable \u0026amp; Durable Design\u003c\/h2\u003e\n\u003cp data-start=\"1992\" data-end=\"2119\"\u003eUnlike standard disposable filters, this model features a \u003cstrong data-start=\"2066\" data-end=\"2102\"\u003erefillable carbon filter system\u003c\/strong\u003e, ensuring:\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli data-start=\"2121\" data-end=\"2258\"\u003eLower maintenance costs\u003cbr data-start=\"2146\" data-end=\"2149\"\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"2121\" data-end=\"2258\"\u003eLonger lifespan\u003cbr data-start=\"2169\" data-end=\"2172\"\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"2121\" data-end=\"2258\"\u003eSustainable solution for long-term indoor cultivation\u003cbr data-start=\"2220\" data-end=\"2223\"\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"2121\" data-end=\"2258\"\u003eConsistent filtration performance\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp data-start=\"2260\" data-end=\"2358\"\u003eThis makes the filter particularly suitable for serious hobby growers and professional indoor setups.\u003c\/p\u003e\n\u003ch2 data-start=\"2365\" data-end=\"2415\"\u003eReversible Flange for Maximum Flexibility\u003c\/h2\u003e\n\u003cp data-start=\"2417\" data-end=\"2607\"\u003eThe reversible 4-inch flange allows for flexible installation within various ventilation configurations. This also extends the filter's lifespan by allowing it to be used evenly.\u003c\/p\u003e\n\u003cp data-start=\"2609\" data-end=\"2633\"\u003eFully compatible with:\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli data-start=\"2637\" data-end=\"2665\"\u003e4-inch inline fans\u003c\/li\u003e\n\n\u003cli data-start=\"2668\" data-end=\"2690\"\u003e100mm exhaust systems\u003c\/li\u003e\n\n\u003cli data-start=\"2693\" data-end=\"2727\"\u003eStandard ducting in grow tents\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch2 data-start=\"2734\" data-end=\"2761\"\u003eIncludes Pre-Filter\u003c\/h2\u003e\n\u003cp data-start=\"2763\" data-end=\"2959\"\u003eThe included pre-filter protects the carbon material from dust, pollen, and larger particles. This keeps the activated carbon effective longer and maintains optimal airflow through the filter.\u003c\/p\u003e\n\u003ch2 data-start=\"2966\" data-end=\"2984\"\u003eApplications\u003c\/h2\u003e\n\u003cp data-start=\"2986\" data-end=\"3027\"\u003eThis 4-inch carbon filter is ideal for:\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli data-start=\"3031\" data-end=\"3068\"\u003eGrow tents of small to medium size\u003c\/li\u003e\n\n\u003cli data-start=\"3071\" data-end=\"3102\"\u003eHydroponic and DWC systems\u003c\/li\u003e\n\n\u003cli data-start=\"3105\" data-end=\"3161\"\u003eIndoor cultivation of vegetables, herbs, and flowering plants\u003c\/li\u003e\n\n\u003cli data-start=\"3164\" data-end=\"3193\"\u003eClosed ventilation systems\u003c\/li\u003e\n\n\u003cli data-start=\"3196\" data-end=\"3247\"\u003eProfessional odor control in indoor grow rooms\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch2 data-start=\"3254\" data-end=\"3273\"\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli data-start=\"3277\" data-end=\"3339\"\u003e\n\n\u003cstrong data-start=\"3277\" data-end=\"3293\"\u003eProduct name:\u003c\/strong\u003e Mars Hydro 4-Inch Refillable Carbon Filter\u003c\/li\u003e\n\n\u003cli data-start=\"3342\" data-end=\"3375\"\u003e\n\n\u003cstrong data-start=\"3342\" data-end=\"3358\"\u003eDuct size:\u003c\/strong\u003e 4 Inch (100mm)\u003c\/li\u003e\n\n\u003cli data-start=\"3378\" data-end=\"3434\"\u003e\n\n\u003cstrong data-start=\"3378\" data-end=\"3398\"\u003eFilter material:\u003c\/strong\u003e 100% Australian virgin charcoal\u003c\/li\u003e\n\n\u003cli data-start=\"3437\" data-end=\"3481\"\u003e\n\n\u003cstrong data-start=\"3437\" data-end=\"3449\"\u003eDesign:\u003c\/strong\u003e Refillable + reversible flange\u003c\/li\u003e\n\n\u003cli data-start=\"3484\" data-end=\"3511\"\u003e\n\n\u003cstrong data-start=\"3484\" data-end=\"3499\"\u003ePre-filter:\u003c\/strong\u003e Included\u003c\/li\u003e\n\n\u003cli data-start=\"3514\" data-end=\"3583\"\u003e\n\n\u003cstrong data-start=\"3514\" data-end=\"3534\"\u003eCompatibility:\u003c\/strong\u003e Suitable for 4-inch inline exhaust fans\u003c\/li\u003e\n\n\u003cli data-start=\"3586\" data-end=\"3647\"\u003e\n\n\u003cstrong data-start=\"3586\" data-end=\"3598\"\u003eUsage:\u003c\/strong\u003e Grow tents, indoor grow rooms, hydroponics\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch2 data-start=\"3654\" data-end=\"3711\"\u003eWhy Choose the Mars Hydro 4\" Carbon Filter?\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli data-start=\"3713\" data-end=\"3970\"\u003eMaximum odor control during flowering phase\u003cbr data-start=\"3754\" data-end=\"3757\"\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"3713\" data-end=\"3970\"\u003eHigh-quality Australian activated carbon\u003cbr data-start=\"3799\" data-end=\"3802\"\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"3713\" data-end=\"3970\"\u003eRefillable and cost-effective\u003cbr data-start=\"3833\" data-end=\"3836\"\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"3713\" data-end=\"3970\"\u003eOptimal air purification without airflow loss\u003cbr data-start=\"3887\" data-end=\"3890\"\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"3713\" data-end=\"3970\"\u003eDurable and professional design\u003cbr data-start=\"3925\" data-end=\"3928\"\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"3713\" data-end=\"3970\"\u003ePerfect for 4-inch ventilation systems\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp data-start=\"3972\" data-end=\"4183\"\u003eWith the \u003cstrong data-start=\"3980\" data-end=\"4027\"\u003eMars Hydro 4-Inch Refillable Carbon Filter\u003c\/strong\u003e, you maintain full control over air quality and odor management in your grow tent – essential for discreet, stable, and professional indoor cultivation.\u003c\/p\u003e","brand":"Amsterdam Grow Supplier","offers":[{"title":"Default Title","offer_id":49312276087112,"sku":"","price":54.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0851\/8736\/3144\/files\/4_ef21f0f4-50b7-4911-b3ae-46f887e3642b.jpg?v=1775477070","url":"https:\/\/amsterdamgrowsupplier.dk\/en\/products\/mars-hydro-4-carbon-filter","provider":"Amsterdam Grow Supplier","version":"1.0","type":"link"}