About This

• Medium and large replacement filter cartridges for filters included with Zilla Deluxe Aquatic Turtle Kits. Also for use with Basking Platform Filters and Aquatic Reptile Internal Filters.
• Installs in seconds: rinse first and align cartridge bottom key slot for an accurate fit inside the filter
• Easy installation using the "FRONT" orientation tab
• For optimal performance, change approximately every 4 weeks
• For Zilla Internal Filter 40G and Large Basking Platform Filter 40G