16-Pack Large Replacement Filter Cartridges, Compatible with Tetra Whisper Bio-Bag Filters, Fits for Whisper 20i/40i/IQ20/30/45/60 & PF20/30/40/60 Power Filters 200/350

aquavico 16-Pack Large Replacement Filter Cartridges, Compatible with Tetra Whisper Bio-Bag Filters, Fits for Whisper 20i/40i/IQ20/30/45/60 & PF20/30/40/60 Power Filters 200/350

• 🐋【Strong Compatibility】These replacement cartridges are designed for MarineLand Penguin power filters, including PRO 275/375 and original 200/350. They offer strong compatibility and perfect fit for your aquarium filter system, ensuring an excellent match for optimal performance.
• 🐢【Quick Installation】Simply rinse the new cartridge under cool water to remove carbon dust. Align the bottom key slot and insert it into the filter chamber for a secure fit. This quick process maintains optimal performance for your tank with filter.
• 🐠【Excellent Performance】Made from high-quality cotton and coconut shell activated carbon, these ready-to-use cartridges provide triple-layer water filtration. They keep your aquarium water clean and clear, supporting the health of your aquatic life in any setup.
• 🐟【Sincere Advice】For best results, replace the filter cartridge every 2 to 4 weeks. Regular replacement manages impurities and ensures your fish tank filters operate efficiently, maintaining a healthy environment for aquarium inhabitants.
• 🐙【100% Satisfaction】We are committed to your satisfaction. If you have questions or issues, please contact us. We offer a prompt and courteous resolution, including a refund or replacement within 24 hours, ensuring a positive experience.