Clever Activated Carbon Horses Activated Carbon Filter Horse Drink Activated Carbon Filter Horse Water Filter For Water Purification For Features: Long-term effect: advanced activated carbon technology ensures continuous absorption of impurities, significantly reduces filter change with stable water quality FAST PROCESS Efficiently disassembles pigments and deposits, reduces visible yellowness and provides natural water without chemical additives Optimized colonization space: porosity provides maximum area for cultures, stabilizes biological sustainably and supports water through efficient long-term filtering. Flexible system : Sophisticated modularity allows individual combination possibilities with different filter systems, ensures effortless integration into existing aquarium environments with consistently efficient water material quality: high temperature sintering technology ensures long-lasting strength of the filter medium, minimizes change intervals due to structure to dissolution processes Product Description: Reinforced : plus protective sleeve, and not easy Pure Cube Water Trough Filter Activated Carbon for Pond Super Strong Filtration Odor Control Honeycomb Charcoal Cube for Fish Tanks Horse Troughs