Three-Layer Filtration: Featuring a three-layer design, the biofilter cotton removes particulate impurities, while the activated carbon absorbs odors and discoloration. This filtration system helps maintain a better aquatic condition

Easy Replacement: The filter is designed to fit specific models. Simply remove the pump, replace the old filter with a new one, and reassemble. For optimal filtration, use with compatible aquarium models

Replacement Cycle: For best results, replace the filter at least every 4 weeks, or sooner based on usage. This 8-piece set provides up to 32 weeks of filtration

Compatible Models: This filter is compatible with CL20 aquarium models. A perfect fit and optimal filtration performance for your specific tank setup