L Longchamp Member May 16, 2008 #2 granular ferric oxide. It reacts with and absorbs phosphate in the water. This prevents algae growth
KJAhp098 New member May 16, 2008 #3 Ok.. I bought some of korallen zucht's phosphate media and wasn't sure if that's what it was. Thanks!
Ok.. I bought some of korallen zucht's phosphate media and wasn't sure if that's what it was. Thanks!
