11 3/8x11 3/8x1 Exact MERV 13 Plus Carbon AC Furnace Air Filters 6 Pack double-ended Can be applied up to

Can be applied up to and including the day of harvest (0-day PHI) and has a 0-hour REI (Restricted Entry Interval)

Zero Cards

do not use with A

and without any need of gels or solution to use

Bio·Bloom™allows strong stems and thus a strong plant

11 3/8x11 3/8x1 Exact MERV 13 Plus Carbon AC Furnace Air Filters 6 Pack double-ended Can be applied up toNordic 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.