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3 to optimize nutrient availability
1 year Manufacturer's Limited Warranty
3M 60923/60926 multi-gas filtered) must be worn
Flow indicator wheel: Displays flow status at pump outlet
you create the vigorous enzymatic environment your roots need
Active Air Pre-Filter, 6"x16" Pre-Filter:Active Air Pre-Filter, 8"x24" 3 to optimize nutrient availabilityMake the most out of your Active Air filter with a corresponding Active Air pre filter. Find the matching size from our large collection! Why choose Active Air filters? All filters are maintenance free and feature long lasting activated virgin charcoal that keeps your air odor free. Inside each filter, the charcoal is carefully packed to ensure consistent and even air flow throughout the carbon bed for full use of the filter. Stock up on pre filters
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