Boyu FEF-280 External Filter Canister calcio Research has shown that during

Research has shown that during bleaching events

Do not use them simultaneously on the same aquarium

We suggest that you use a regular test kit and manually dose until you see how the product effects your system

ideal forkeeping betta

If you don't adjust the alkalinity to at least 7

Boyu FEF-280 External Filter Canister calcio Research has shown that duringFeature: Latest multi funtional high efficiency, big capacity external canister filter set. Leakage free low noise pump with rubber O ring and lift lock clamp. Comes with rubber bottoms to reduce vibration. Do not operate with inflammable liquid or water over 40 degrees celsius. Do not let the pump run dry Specification: Power: 18W Voltage: 230V, 50 Hz Output: 1000 litres per hour Size: 265 x 225 x 448 millimetre Filter Media is not a part of Standard