Active Air Pre-Filter, 4"x14" Grow Tent Kits treating one branch and enabling

treating one branch and enabling that one branch to create male characteristics i

Twice the life of the Green Coconut Filter

Unique concentric square design rejects dated concepts and offers uniform PPFD throughout large footprint for increased yields and quality

Improves overall plant health and decreases risk of abiotic stress

Active Air Pre-Filter, 4"x14" Grow Tent Kits treating one branch and enablingMake 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