AXEON CBF-45-1010 Coconut Carbon Block Filter Cartridge, 4.5 Inch x 10 Inch Hydroponic Air Stones & Air Diffusers Initial Testing Shows: NPK =

Initial Testing Shows: NPK = (11

Plants directly absorb all food grade minerals to provides optimal control of your plants

*** Please note

Low flow with fine spray pattern

If you are not residing in Oregon

AXEON CBF-45-1010 Coconut Carbon Block Filter Cartridge, 4.5 Inch x 10 Inch Hydroponic Air Stones & Air Diffusers Initial Testing Shows: NPK =The 200662 AXEON CBF 45 1010 Carbon Blocks can provide an economical and high quality option for numerous pre and post filtration applications. These carbon blocks feature an approved design and fit most standard size filter housings. AXEON CBF Series Carbon Blocks feature acid washed, high purity coconut based activated carbon. The carbon used in these cartridges has been specifically developed to reduce chlorine, sediments, color, soluble organic