12x27x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack hydro-components adding iron and phosphate back

adding iron and phosphate back to the soil with no harmful residue accumulation

• Measures conductivity EC

Equipped with a unique wire-cutting groove to snip thin plant wire without damaging the scissors

flexible material that comes in rolls of various length and can be used in single or double layers (for better insulation)

Size Universal Pack Type Bulk Sterile No Color White / Blue Material Polypropylene Seam Style N/A Closure Type Latex Free Elastic Country of Origin CN

12x27x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack hydro-components adding iron and phosphate backNordic 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.