20x20x1 Furnace Air Filters MERV 8 Pleated Plus Carbon 3 Pack growing-accessories They are manufactured from a

They are manufactured from a sterile material and are engineered to protect and hold your cuttings upright in the lid

a favorite color for greenhouse and outdoor growers

food-grade ethanol that has been specifically formulated for use in a variety of applications

high-efficiency photons exactly where your plants need them — whether you're running a vertical farm

20x20x1 Furnace Air Filters MERV 8 Pleated Plus Carbon 3 Pack growing-accessories They are manufactured from aNordic Pure 20x20x1 MERV 8 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer. This results in less flow restriction and 33% more surface area for cleaner smelling air. It will help eliminate unwanted odors as well as trap most airborne dust and particulate matter for fresh, clean air. Odorous gases and vapors (VOC) are attracted to and held by the activated carbon material