I have been using it in one of my tanks, but now I'm out. I really like it. It's very easy & simple to use. I finally got the algea under control when I started using Pfertz.
You have problem seen their dosing chart http://www.pfertz.com/dosing.html Starting with half the dose is always a good starting point.
You have problem seen their dosing chart http://www.pfertz.com/dosing.html Starting with half the dose is always a good starting point.