Description
13x18x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack spl_hgc Isopropyl alcohol and citric acid Isopropyl alcohol and citric acid dehydrate and kill on contact Contains polysaccharides folded into a matrix fortified with an emulsion of trace minerals acting as a compensator as lowering sunlight levels at the end of the season precipitate drops in photosynthetic rate and ATP (plant sugar) production