Carbon Filter for hydroponics 1. Used for indoor growing. 2. Available sizes: 4-12 inch 3. MOQ 100pcs Hydroponics Carbon Filter1.Product IntroductionHydroponics Active Carbon Filters for Green House are used to control odor problems in your grow room. Connected with a Carbon Filter to your exhoust fan and all of your bad odors will be absorded continually for more than 18 monthes as per your ...
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