| Brand | ISTA |
|---|---|
| MPN | SPI-IA-146 |
Check the listing for details. ISTA Bio Sponge L size - Round Bio Foam. Condition: New. Listed at 14.49 USD. Quality sponge foam assures greater working life and its porous foam tissue forms large and ideal surface area for bacteria colonization. -Bio-chem filter sponge. Bio-sponge filter fueatures silent operation, and has an excellent filtering effect while oxygenating the water.