Active Air Carbon Filters Size:6" x 24" - 500 CFM Active Air Lightproof Ducting is

Active Air Lightproof Ducting is designed for years of use

Add Roots Organics Big Worm pure and premium worm castings to any potting soil as an amendment and conditioner

and planting information printed on mat

Nutrient Analysis

Steel wire helix wrapped in a tear-resistant tri-laminate foil

Active Air Carbon Filters Size:6" x 24" - 500 CFM Active Air Lightproof Ducting isActive Air Carbon Filters are loaded with virgin activated Australian granular carbon. This carbon adsorbs VOC's (volatile organic compounds) therefore trapping every odor molecule that passes through the filter onto the micro porous carbon surface. These filters are light weight and incredibly effective at removing the most potent and dankest odors. Each filter is machine packed and includes a pre filter. Attached flange 1. 8" carbon bed depth Powder