The Marineland Micron Filter for Penguin Rite-Size C fits in the Penguin Pro 275 & 375 and works to filter out both large and fine debris while improving your mechanical filtration. For use in freshwater or saltwater this micron polishing filter cartridge is best left overnight, leaving you with cleaner healthier water by morning.
- For overnight use
- Can be used in freshwater or saltwater aquariums
- Micron filter for better screening
- Fits the Penguin Pro 275 & 375 filter