API Crystal Bio-Chem Zorb for SuperClean Power Filter
- Makes water clean and clear.
- The exclusive research grade resin-carbon blend in CRYSTAL BIO-CHEM ZORB cartridge removes compounds that carbon alone cannot remove.
- All SUPERCLEAN power filters cartridges are densely filled. The double layered pad removes debris (mechanical filtration).
- Use when starting an aquarium or doing regular maintenance.