2 LAYERS EQUALS CLEAR WATER: This unique 2 Layers in 1 filter media pad combines a typical aquarium filter pad with a water polishing pad. The top layer’s open fiber construction traps LARGER ...

Rinse it every 2 -4 weeks with aquarium water ONLY. Avoid washing it in ... Air Pump Not Included: You need an extra air pump to run the filter, which processes external air to promote oxygen ...

The best aquarium filters go beyond simply moving water around - they provide essential ... chemical impurities and harmful ...