Great for both potting soil and hydroponic gardening
5-inch diameter stainless steel case and bezel
The uniqueness of the Atomizer also allows it to be practically used in hospitals
helping control humidity in smaller grow spaces
20x22x1 Pleated MERV 13 AC Furnace Filters 24 Pack ac-/-dehumidification-/-humidification Great for both potting soilNordic 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