

Fluval U3 Underwater Filter Poly/Carbon
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JLZR
> 3 dayIt works as its supposed to be
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Michelle
> 3 dayGreat
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Luanne Anderson
> 3 dayBest way to buy these supplies!
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Ryan Pro
> 3 dayDefinitely a need if you own a Fluval U3 Filter.
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crystal
> 3 dayexactly what i needed for my tank when it came time to replace. convenient and affordable
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David G.
Greater than one weekwork fine
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A7XHailtotheKing
Greater than one weekWork great, like advertise. I just wish there was a better indicator when to change the filters.
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Joe F
> 3 dayIve used several different filter systems on my various aquariums. I love this underwater one the most. No constant running water. It keeps the tank clean and the filter elements last a long time.
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Kindle Customer
Greater than one weekItem installed easy and works great.