21 1/2x26x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Trimmers Receive wireless data from Bluelab

Receive wireless data from Bluelab Connect devices to your computer and smartphone

Dilution Solutions 200 Mesh Filter installs on the inlet side of the Dosatron injector to keep the system free of debris

Wireworms (Elateridae) and more

It also helps turn inorganic phosphorus into forms the plant can easily uptake

Available as a pack of 24 filters

21 1/2x26x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Trimmers Receive wireless data from BluelabNordic 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.