ANTOBLE 12 Pack Rite-Size C Filter Cartridges Fish Tank Aquarium Filters Compatible with Marineland Penguin 200 350 PRO 275 375 Bio-Wheel Power Filters

【COMPATIBILITY】Rite-Size C filter cartridges are compatible with Marineland Penguin 200/350 Bio-Wheel Power Filters, and also compatible with Marineland Penguin PRO 275/375 Power Filters.

【HIGH-QUALITY FILTRATION】Size C aquarium filters are made of high-quality cotton and coconut shell activated carbon, triple water filtration effect. These provide superior filtration, ensuring crystal-clear water in your aquarium.

【EASY TO INSTALL】Before installation, please rinse the new filter cartridge c under cold water to remove carbon dust; then align the bottom key slot, insert the filter cartridges into the filter chamber. Simple and quick to install, allowing for hassle-free maintenance of your aquarium's filtration system.

【USAGE SUGGESTIONS】For optimal performance, it is recommended to replace the filter cartridges approximately every 2-4 weeks. Our 12-pack supply to ensure you have enough replacement filters for months, saving you time and money on frequent purchases.

【AFTER-SALE SUPPORT】If you have any questions or concerns about our size c carbon filters, please contact us via Amazon. we will do our best to provide you with a satisfactory shopping experience.