Fluval U3 Underwater Filter Poly/Carbon

Maintains my crystal clear 55 gallon tank.

Great

great product

Great product easy to clean last long

If you subscribe to this item it will not show under subscriptions and you will have no way to stop or alter it without conflict. I have to report it to my bank as fraud!!!

Work great, like advertise. I just wish there was a better indicator when to change the filters.

Ive 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.

monthly aquarium maintenance

Quick delivery and nice price

Best way to buy these supplies!