Marineland Emperor Bio-Wheel Ready-to-Use Filter Cartridges E

These filter cartridges are designed to meet the absolute highest standards of water purification performance and operational ease. Each preassembled cartridge slides easily into place, providing superior mechanical and chemical filtration, and making replacement fast, dry and effortless.

Marineland Emperor Bio-Wheel Ready-to-Use Filter Cartridges E: Fits Emperor Bio-Wheel filtration systems Large polyfiber filter pad with patented ribbed back traps more dirt, faster No filtration bypass Up to 100% more carbon Superior Black Diamond premium activated carbon removes more pollutants No messy assembly required Changes in an instant Available in 2- and 4-packs