Equipment
Penn-Plax Cascade 300 Bio-Sponge Replacement.
Replacement bio-sponges for the Penn-Plax Cascade 300 internal filter — available in single and 2-sponge packs so you can rinse one while the other stays colonized.
$3.99In stock
- Brand
- Penn-Plax
- Condition
- new
- Fulfillment
- Local pickup — Erie, PA
What it's for
- replacing worn filter media in Cascade 300
- maintaining biological filtration colonies
- cycling sponges to preserve beneficial bacteria
- internal filter maintenance
Visit the store
660 East 14th Street,
Erie, PA.
Mon–Fri 12–6 · Sat 11–4 · Sun closed. Call ahead on livestock — what's on the floor rotates.