AXEON R1 Series Replacement 5-Micron Sediment Filter, 4.5 Inch x 20 Inch Grow Room Exhaust Filters BULK is a PK booster

BULK is a PK booster containing a blend of phosphorus

The pH levels determine how many nutrients your plants are able to absorb

For Flowering Plants: Go with 1/2 ounce per gallon of water

misting and irrigation cycles

AXEON R1 Series Replacement 5-Micron Sediment Filter, 4.5 Inch x 20 Inch Grow Room Exhaust Filters BULK is a PK boosterAXEON SDF Series Sediment Depth Filters have 4. 5" diameters and provide an economical and high quality option for numerous pre and post filter applications. AXEON SDF cartridges can be used as a single stage of filtration for particulate reduction or as an integrated stage of filtration within a water treatment system. AXEON SDF Sediment Filters feature multi stage depth filtration design that allows for four separate levels of micron filtration.