Assemble the filter as desired,connect a length of airline to the air inlet and secure it in the clips on the side of the uplift pipe, connect the airline on to an airpump ensuring a check valve is used if the air pump will be located below the aquarium then just switch on the airpump. Key Features: Air Driven Filter For Aquariums Two Sizes Available, Suitable for tanks up to 38L and 58L Needs to be ran from an air pump via airline.
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