super biochemical aquarium sponge filter for item (pk40)
1. brand new and high quality,comes with multilayer structure which provides larger surface area without any blocking.
2. it can increase the oxygen solubility,easy to clean with best permeability
3. Duck shap air output shap can make the water in the tank have a good circulation
4. reduce noise from air pump and consumes lowest wattage
5. they are suitable for view fishes and especially useful for breeding small fishes.
Hints for sucessful operation:
1. soak the sponge in the aquarium water for five minutes before use will help nitrifying bateria colonise easier .
2. always use aquarium water to rinse clean the sponge ,never use hot water.
7) fit for 40L containers
We also have the following product fit for different liter,any more information ,pls tick in our home package: http://www.xinyouaquarium.com.cn
PK80(FIT FOR THE 150L LITER):
PK220(FIT FOR THE 220L LITER)
PK200( FIT FOR THE 200L LITER):
PK100( FIT FOR THE 100L LITER):