(2 pack) Aqua-Tech EZ-Change Replacement #3 Aquarium Filter Cartridge, 6 pack

Aqua-Tech EZ-Change Filter Cartridges are color coded for fast and easy selection. These cartridges contain Aqua-Tech premium Activated Carbon for maximum filtration and require no messy assembly ? simply change in seconds by shaking and rinsing. Use of Aqua-Tech Replacement Filter Cartridges in your Aqua-Tech Power Filtration provides complete 3-Stage Filtration for healthier fish. <br> <br> In Stage 1: ? The filter cartridge floss screens out dirt and debris. ? Molded ribbed back for maximum water-to-carbon contact. <br> <br> In Stage 2: ? Activated carbon inside filter cartridge removes odors, discolorations and impurities. ? Change the used Aqua-Tech replacement cartridge monthly as carbon deactivates with use. <br><br> In Stage 3: ? The Bio-Tech Biological Grid*, which comes with your power filter, never needs replacing; ensures elimination of toxic ammonia and nitrite; and has a unique design that will not clog! *Aqua-Tech Bio-Tech Biological Grid sold separately

• Replacement AquaTech carbon cartridges keep your AquaTech power filter perform like new
• A course layer of floss removes larger debris
• Activated Carbon removes odor, discoloration, impurities and toxins on contact
• No messy assembly required
• Changes in seconds just shake and rinse
• Aqua-Tech Filter Systems take the guesswork out of changing your filter cartridge