17_1/4x19_1/4x1 Exact MERV 13 AC Furnace Filters 6 Pack veg nutrients 01 buffer solution

01 buffer solution

Dose rates above are not for use in CA

Inject nutrients

While holding the bottom of stem

All ood trays are BPA free

17_1/4x19_1/4x1 Exact MERV 13 AC Furnace Filters 6 Pack veg nutrients 01 buffer solutionNordic Pure MERV 13 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 13 furnace filters are comparable to HVAC filters with the rating of MPR 2200