Replacement filter cartridges: Fit our Penguin Bio-Wheel penguin bio- wheel filtration systems.
Easy to install: Pre-assembled cartridges slide easily into place, providing superior mechanical and chemical filtration and making replacement fast, dry and effortless.
Color-coded packaging: Rite-size packaging makes it simple to choose the right size replacement cartridge for your filter.
Discover our filtration products: Count on our brand for the most reliable, technically advanced aquariums and accessories on the market.
Optimum water- to- carbon contact: Patented ribbed backing ensures even distribution of carbon for crystal clear, clean water.

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