Aqua-Tech EZ-Change #3 Activated Carbon Filter Cartridges | 20-40 / 30-60 Gallon Aquarium Power Filters | 3 Pack Review

These are the only filters I will be using in my aquarium. They kept my cleaning so short that I am considering buying another tank for my adult goldfish.

It would be great if you could send me the correct one. Due to damage in transit, a replacement was sent that was not the same. The article is probably very suitable for a real filter system

Works well. I try to change the filter every 1-1.5 months and there is so much mucus in it every time. It's a bit difficult to insert; The fit is very snug but overall happy with the performance.

Great value for money. When I arrived quickly, the box was open and a little wrinkled. There were also a few pieces of black carbon on the bottom of the Revain bag (not counting the box it came in). Still a great buy!

I bought these to have extra. I opened them up to check them out and they appear to be thick and well made. I think they are a good product for the price. I don't know anything about the noise level yet. I received them at the same time as the filter, which I have not yet received. I think this is a very good product!

Apparently this is what most Walmart stores sell at the time of writing. The fact that the rear filters are hanging is because I've had many types at different prices. All the expensive ones I've bought pumped gallons of water onto my floor like Fluvals did, and so did the cheaper Marineland bio wheel. I haven't had this problem with this knock on wood. Good suction of the circulating water. I have 20-40 on a 15 gallon tank. My 6 betta tanks also have cartilage internal filtration. The noise…