The cartridges are reusable several times over.
To clean them, simply rinse them and squeeze them out, so that the bacteria cultures are not?completely destroyed.
Filter cartridges for mechanical and biological filtration

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 8.1 inch
Height : 3.4 inch
Length : 8.3 inch

Item Weight: 3.2 ounce (View shipping rates and policies)
Shipping Weight: 3.2 ounce (View shipping rates and policies)

ASIN : B0002602QY