Replacement filter for waterfall filter pump,Clean water with Whisper Technology,if you need bio-balls for the filter,please search ASIN number B08FHZ4P7W in amazon search bar.
Replace or clean filter cartridges every two weeks or sooner for optimal performance.
Filter cartridges replacement for turtle filter small fish tank filter
Turtle filter cartridges with Dense, dual sided mesh to catch debris and waste
Filter cartridges absorbs odors and discoloration,provide a healthy water for your aquarium
