Video Do you have an airstone?

[Retired Viking]

There are now aerators that you can buy that are inexpensive like this one I bought off E-bay. it works so well I had to install a valve to reduce the flow

 

[seangee]

There are now aerators that you can buy that are inexpensive like this one I bought off E-bay. it works so well I had to install a valve to reduce the flow

I got 2 of those for free in the box with an Ehein airpump, Yes they are good.