Black Ops Replacement Pre-Filter 12 in x 39 in White Eye Protection Improved cap functions as a

Improved cap functions as a sample cup and as a stabilizing base to stand the meter upright

L-amino acids improve the absorption rate of your favorite fertilizers by chelating essential nutrients and making them more available to your plants

The digestion process that Aphrodite's Extraction goes through releases carbon in the form of sucrose

Mixed in small batches

EZ-Clone® Clear Rez is a pH balanced

Black Ops Replacement Pre-Filter 12 in x 39 in White Eye Protection Improved cap functions as aUse these for a pre filter on you Black OpsNutrients Carbon Filters. Match the pre filter to your Black OpsNutrients Carbon Filter size. Helps to extend the life of your Black OpsNutrients Carbon Filter by keeping dust and other particles out. The white pre filters give a bright, clean appearance.