Kraken Reef filter floss cup is exclusive to the Waterbox's 2.75-inch filter sock compartment size. Please verify that your Waterbox aquarium utilizes 2.75-inch filter socks prior to ordering. The Filter Floss Cup is a direct drop-in replacement for the stock filter socks and allows for inexpensive filter floss material to be used. The filter cups are 4-inch deep. Available in black. 3D printed with reef safe PETG plastic.
If ordered with a lid, item will be shipped separate via USPS First Class Mail.
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