They don't foam up. I've been using it in my tank for a while. It works great.
805reef Premium Member Supporter Jan 18, 2015 #21 Joined Aug 9, 2008 Messages 1,409 Likes 22 Points 38 Location Oxnard, CA Jan 18, 2015 #21 They don't foam up. I've been using it in my tank for a while. It works great.
