- LED indicator light flashes when water cannot pass through the cartridge, generally indicating it's time to change the cartridge
- Self-priming filter pump will auto-start initially or restart if power is interrupted and restored
- Provides mechanical, chemical, biological and optional, additional specialty pad filtration
- High flow rates for optimal dissolved oxygen content to promote healthier, more active fish
- Internal pump design helps dampen noise and eliminate leaks with self-priming feature
- Do not clean Bioholster when replacing the cartridge as it contains beneficial biological bacteria
- Fits fresh or saltwater aquarium size up to 20 gallons
- Uses One Medium Aqueon Replacement Cartridge and Size 10 Specialty Filter Pads
Filter Refills: Click Here
