Black Ops Replacement Pre-Filter 10 in x 39 in White Low Tide (LT) Grow Trays postponing the CO2 cultivation until

postponing the CO2 cultivation until you get it home and are ready to use it

Constructed out of the thickest and most concentrated lining on the market to ensure the ultimate in odor protection

The combination of mycorrhizae

The Max-Fan™ is more powerful and efficient fan that takes less energy to run

The Scout Roll-Top Backpack is a revolutionary design in the world of carbon-lined bags

Black Ops Replacement Pre-Filter 10 in x 39 in White Low Tide (LT) Grow Trays postponing the CO2 cultivation untilUse 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.