Chyodi 16 Pack Carbon Filter Cartridges Compatible with Tetra Whisper EX30/EX45/EX70 Filters, Replacement Filter Cartridges

["【Compatible Model】The fish tank filter is compatible with Tetra Whisper EX30, EX45 and EX70 filters, effectively filtering to keep your aquatic pet healthy and happy.","【Four levels of filtration】: 4 high-efficiency filtration, double-layer dense cotton + activated carbon + zeolite, remove dirt and odor from the water, and create a clean and fresh environment for your fish.","【High-Efficiency Activated Carbon】: The combination of activated carbon and zeolite helps absorb impurities and odors, remove ammonia, chlorine and heavy metals effectively. providing a clear and odor-free habitat for fish in your aquarium.","【Improving Water Quality and salt resistance】: By changing the filter element regularly, you can ensure that the water in the fish tank remains clean and clear, promoting the overall health and well-being of aquatic pets. Suitable for both freshwater and saltwater environments, with materials featuring salt resistance and corrosion resistance.","【Easy to replace and use】: Each box contains 16 packs of replacement fish tank filter element to easily maintain the water quality of your aquarium. Just replace the filter element every 2-4 weeks to ensure continuous filtration efficiency."]