11 1/4x23 1/4x1 Exact MERV 10 Plus Carbon AC Furnace Filters 12 Pack spl_fluence No phytotoxicity

No phytotoxicity

Potassium aids plants in enzymatic function

or UVSpec to match your exact crop and growth-stage requirements

so you can get the most out of your product

Patented double wall design for cool operation

11 1/4x23 1/4x1 Exact MERV 10 Plus Carbon AC Furnace Filters 12 Pack spl_fluence No phytotoxicityNordic Pure pleated AC air filters are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home or office. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, baking flour, mold spores and other contaminants are removed. Our filter media prevents the growth of bacteria or mold, resulting in a much healthier living space.