can help keep pH up and stable

Adopt wearproof ceramic shaft can be used in a longer time

Use for fishing purpose

then do a 25% water change

Coconut- & Plant-Derived Cleansers

Boyu WF-2025 Waterfall Style Bio-Filter bacteria can help keep pH upFeatures: Water pump and filtering media all built in structure. Adjustable water flow rate. Easy for a sembling and operation. Combination of mechanical, chemical and bio chemical filtering function to ensure cleane water. Special designed water circulation system helps the diffusing of Co2 in the water and supplies enough oxygen for the tank. Instructions for use: Make sure the power supply is same as indicated on the tag and then plug in. Forbid to