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Marineland Penguin Rite-size Ready-to-use Filter Cartridges
Reader's Reviews (7)
Easy to use filters
posted 7 years ago
These filters seem to really work well. I change them every two to three weeks. I never have had any problems with any cloudiness or build up in my tank. They are very easy to use. The only drawback is when you wet it the charcoal comes out in the sink and makes a little bit of a mess.
Pros: Easy to use
3 of 3 people found this review helpful.
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