aquarium filter

So I got a new tank for my betta and all of the needed accessories as well. Or so I thought. The pet stores near me did not carry a lot in filters. Pretty much every single one of them were waterfall types. One of the employees told me to try this turtle tank filter since it would have little...

We had our first Betta almost 5 years and after that a second one that lived 4 1/2 years. He died in April. They had a 2 gal aquarium with an undergravel filter. I gave them tap water that I left out overnight and would toss in some conditioner. I changed the water occasionally. They did great...