- Replacement filter cartridges for Zilla Deluxe and Premium Aquatic Turtle Kits (Basking Platform Filter 20G and Aqueon® 10)
- Contains activated carbon and dense floss that traps fine debris
- Replace cartridges once monthly, when they get clogged or when water enters the filter bypass
- Simply remove used cartridge from the bio-holster, rinse new cartridge and insert facing towards the "front"
- Do not clean the bio-holster when replacing the filter cartridge as it contains living beneficial bacteria