29x29x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack grow-systems-trays-reservoirs *Not labeled for use on

*Not labeled for use on these in California

while supplying the proper hormones

In addition to its capacity

Tribus Original is highly recommended for use on seedlings to reduce time from cutting to rooting in clones and to stimulate new root development

29x29x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack grow-systems-trays-reservoirs *Not labeled for use onNordic 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.