About This

• Strong Compatibility: Measures 2.2" x 4" (L x W), Perfect replacement for Tetra Whisper Small Filter Cartridges S Size. works for 3~10 gallons small fish tank aquarium filters Kits. Also fits many brands HOB filters. Please check compatibility before purchasing
• 3-Stage Filtration: This premium filter cartridge features made of double-layer microfiber cotton and natural coconut shell activated carbon for triple filtration. The double layer of microfiber cotton filters and absorbs 99% of impurities, quickly and effectively removing fish waste and other debris. So as to keep the water source clean and the healthy growth of fish
• Premium Material: Contains natural coconut shell activated carbon, which has twice the adsorption capacity of ordinary activated carbon. It effectively removes odors and discoloration, quickly purifies the aquarium water, and ensure fish health
• Easy Installation: Simply turn off the filter, remove the used cartridge, and flush the new cartridge under water to remove dust. After rinsing, insert the filter cartridge into the flushing chamber, make sure the filter cartridge fits completely into the chamber. Easy grip tab keeps hands from getting wet
• Excellent Filtration Performance: Specifically designed for small aquariums filters from 3-10 gallons, this aquarium filter cartridges provide efficient filtration performance, maintaining a pristine aquatic environment. For optimal performance, we recommend that you replace the filters every 2-4 weeks to maintain water quality. (It depends on the number of fish in fish tank)