Black Ops Replacement Pre-Filter 14 in x 39 in Black Mother Earth Includes four interchangeable sprayer nozzles

Includes four interchangeable sprayer nozzles for different applications

Washes powdery mildew right off the plant

4 industrial locking wheels

This 2-Part base is guaranteed to put a smile on your face

Customers who've been growing in sterile media or systems that lack soil tell us that using Piranha

Black Ops Replacement Pre-Filter 14 in x 39 in Black Mother Earth Includes four interchangeable sprayer nozzlesUse 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.