Black Ops Replacement Pre-Filter 14 in x 39 in Black Active Aqua Liquid Bloom supplies a high

Liquid Bloom supplies a high ratio of nitrate to ammoniacal nitrogen needed to avoid stem elongation in flowering plants and vegetables

Increase your grows without adding to your energy bill

Some ingredients allow for instantly available nutrition

'- Constructed with 18 ultra bright LEDs (12 white & 6 red)

it also data logs these critical parameters to your computer for you

Black Ops Replacement Pre-Filter 14 in x 39 in Black Active Aqua Liquid Bloom supplies a highUse 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.