EZ-Change number 3 Filter Cartridge fits AQUA-Tech 20-40 and 30-60 Power Filters
Contains AQUA-Tech Premium Activated Carbon
No messy assembly required
Changes in seconds just shake and rinse
For best results, change every 2-4 weeks
Aqua-Tech EZ-Change Aquarium Filter Cartridge ( EZ #3 - 6 Pack ) best price $11.73 new 2025
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