16x21x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack grow-systems-trays-reservoirs Begin applications in early spring

Begin applications in early spring when the first leaves of host plants emerge — this is when newly hatched slugs from overwintered eggs are most vulnerable

and other particulate from entering filter

know that with Pure Green AC air filters you are taking another step toward helping the environment

bonded to the pleats for extra support

vegetables (fruiting and root crops)

16x21x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack grow-systems-trays-reservoirs Begin applications in early springNordic 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.