| Size | Cascade 300 Replacement Bio-Sponge - 2 Pack |
|---|---|
| UPC | 7445022054076 |
Check the listing for details. Cascade 300 GPH Hang On Filter Aquarium Bio Sponge Replacement; 2 Pac. Condition: New. Listed at 16.11 USD. This bio sponge also optimizes the colonization of beneficial aerobic bacteria which prevents cloudy water. Made of a durable poly-fiber; this bio sponge filter is made to last for several months under normal conditions.
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