Black Ops Replacement Pre-Filter 10 in x 24 in Black Mother Earth Neptune’s Harvest Organic Crab Shell

Neptune’s Harvest Organic Crab Shell (2-3-0) is an excellent dry organic source of nutrients

the built in microprocessor will apply the calculations to the injection schedule which eliminates the guess work and maintains CO2 levels efficiently

8 to allow for optimum fertilizer uptake making the naturally rich ingredients an ideal environment for seedlings to become strong

silica helps plants withstand environmental and other stressors so that they spend more of their energy creating blooms and buds

BioBud® is sure to make your garden complete

Black Ops Replacement Pre-Filter 10 in x 24 in Black Mother Earth Neptune’s Harvest Organic Crab ShellUse 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 black color does not show the dirt as much.