20-40 & 30-60 EZ-CHANGE #3 REPLACEMENT FILTER CARTRIDGES FOR AQUA-TECH 20-40 & 30-60 POWER FILTERS 100% BRAND NEW Model: 20-40 & 30-60 EZ-CHANGE #3 Available Size: 6-CARTRIDGES CONTAINS PREMIUM ACTIVATED CARBON • CHANGES IN SECONDS, JUST SHAKE AND RINSE CHANGE MONTHLY FOR CRYSTAL CLEAR WATER 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. Replacement AquaTech carbon cartridges keep your AquaTech power filter performing like new. A Coarse Layer of floss removes larger Debris. Activated Carbon removes odor, discoloration, impurities and toxins on contact. • 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   Use of Aqua-Tech Replacement Filter Cartridges in your Aqua-Tech Power Filtration provides complete 3-Stage Filtration for healthier fish. In Stage 1: • The filter cartridge floss screens out dirt and debris • Molded ribbed back for maximum water-to-carbon contact 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 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) MAKES YOUR AQUARIUM WATER SPARKLE!