Marineland Penguin Rite-Size Ready-To-Use Filter Cartridges

Rite-Size C, 6-pack; ready-to-use filter cartridges for Penguin Bio-Wheel 170 & 330 Power Filters.

Pre-assembled cartridges are packed with Black Diamond Pure Activated Carbon–works twice as fast and keeps working long after other carbons quit.

Ready-to-use filter cartridges for Penguin Power Filters. Double-thick polyfiber pad. Click here for  (more…)