Black Ops Replacement Pre-Filter 12 in x 39 in Black Plant Success leaf blight

leaf blight

If your water contains 30 to 50 ppm Calcium

150 watt high pressure sodium bulb (mogul base) included

Specifically formulated for the green vegetative stage of growing plants

Advanced high speed quiet fans and upgraded aluminum cooling heat sinks are easy for heat dissipation

Black Ops Replacement Pre-Filter 12 in x 39 in Black Plant Success leaf blightUse 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.