OASE BioStyle Booster Carbon Cartridge Replacement Replacement, 1ea

The Activated Carbon Cartridge for the BioStyle 20, 30, & 50 and BioStyle Thermo 30 & 50 Carbon Filtration � The BioStyle Activated Carbon Cartridge removes toxins and odors and improves water clarity Optimize your BioStyle's filtration by adding this cartridge based on your aquarium's needs Activated Carbon � Helps to remove cloudy water, harmful metals, odors, tannins or other colors for clear, pure aquarium water Processed to have small, low-volume pores � Increases the surface area of carbon available for absorption of unwanted substances Contains one cartridge with 50g of activated carbon � Fits inside the filter chamber, in place of the 30ppi filter foam, of theBioStyle filter. The quantity of cartridges that can fit in a BioStyle unit depends on the size of the filter. Changing the cartridge � Carbon should be replaced after 3-4 weeks, depending upon aquarium size, number of fish and plants, and declines in filter performance Rinse cartridge with water before use � do not open the cartridge