Marineland Rite-Size Filter Cartridges Size E, 24 ct are replacement filter cartridges for the Marineland Emperor Bio-Wheel 280 and 400 filters. These cartridges are designed to meet the highest standards for water purification. Please note that this product may only ship via UPS dimensional weight, which is above its actual weight.
- Pre-assembled cartridges that are easy to install
- Allows the Emperor Power Filter to provide mechanical and chemical filtration
- Contains Black Diamond Premium Activated Carbon