Water change the easy way. Gravel washer with suction mechanism, adjustable tube holder and tube. The water flow rate is variable.
no suctioning necessary.
simple start by pressing the suction device or shaking the gravel washer.
tube is held securely thanks to adjustable tube holder.
adhering to the aquarium bottom impossible.
no suctioning of fish possible due to protection net.
water flow rate adjustable.
suitable for fresh and sea-water.
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