Active Air Pre-Filter for ACCF248, 8" x 24" Cloning & Seed Starting Potassium (K2O)__6

Potassium (K2O)__6

Optimized vents and lightproof

providing more root space for plants to thrive in

Available Housing Materials: Polypropylene (Standard Blue)

Base A also contains Calcium

Active Air Pre-Filter for ACCF248, 8" x 24" Cloning & Seed Starting Potassium (K2O)__6Description Active Air Pre Filter: Extend the effective life of your Active Air carbon filter with a corresponding Active Air pre filter. These pre filters block larger particulate matter such as dust and dirt from clogging the working surface of your filter. This keeps your carbon filter operating at peak efficiency for a longer period. The pre filter requires replacement once it becomes visibly dirty and discolored after several weeks of use. Wide