17x19x1 Exact MERV 12 Plus Carbon AC Furnace Filters 12 Pack fluorescent-lighting BioTill™ Calcium-Plus combines a specially

BioTill™ Calcium-Plus combines a specially formulated blend of calcium plus zinc and manganese to benefit the soil ecosystem

Solar Gaia is an organic-based formulation of humic compounds utilized to facilitate fertilizer uptake—especially lower levels of nitrogen in organic fertilizers

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The first layer is a high-capacity

17x19x1 Exact MERV 12 Plus Carbon AC Furnace Filters 12 Pack fluorescent-lighting BioTill™ Calcium-Plus combines a speciallyNordic 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.