Where do you put a water softener pillow in a aquarium? Does it float or does it go into my filter?

Question

Also is there a better way of getting rid of the hardness out of my water?

Answer 1

In the filter, usually, so it gets good water flow through it.

And, no, I know of no other way to do that.

Answer 2

plants will help ,but i never had that problem so over to the next guy.........tom