10x24x1 Furnace Air Filters MERV 10 Pleated Plus Carbon 3 Pack grow-systems-trays-reservoirs Potassium is a major component

Potassium is a major component in photosynthetic processes

and overall plant vitality with precision-balanced nutrition

• Will not scratch vinyl or plastic surface when used according to label directions

• Free of pathogens

The citric acid damages many insects' outer coating (cuticle) and the garlic oil suffocates them by clogging their breathing holes (spiracles)

10x24x1 Furnace Air Filters MERV 10 Pleated Plus Carbon 3 Pack grow-systems-trays-reservoirs Potassium is a major componentNordic Pure 10x24x1 MERV 10 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