25x32x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack featured This makes CALMAG the best

This makes CALMAG the best possible natural calcium magnesium flowering supplement for organic crop production

This aggressive formula contains proprietary blends of calcium and balanced levels of magnesium to ensure that plants thrive

Breathe out resistance 101

5 ML – 1 ML per gallon

5" x 36" x 2

25x32x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack featured This makes CALMAG the bestNordic 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.