Odor Killer Gel - 1 qt. The Hydrofarm air ionizer kills odor causing bacteria and mildew. The filter collects dust and pollen. The unit hangs from the ceiling and is intended for rooms up to 400 square feet. The tabletop Aspen Air ionizer covers an area up to 100 square feet.
Replaceable filter collects dust and pollen.
Kills odor causing bacteria and mildew.