Kero-Klean. For all portable kerosene heaters. Helps eliminate pollutants, emissions, and kerosene odor, and increases combustion for longer wick life. Display carton contains 24/8 oz. bottles (6 each of the following scents: pine, hollyberry, honeysuckle, and unscented). Child-proof cap. 8 oz. bottle treats 80 gallons of kerosene.