The friendliest place on the web for anyone with an interest in aquariums or fish keeping!
If you have answers, please help by responding to the unanswered posts.
I just purchased a Bubble Magus BM-NAC6 Protein Skimmer. When I bought it, the advertisement said it was a mesh wheel impeller but when I got it, It had a pin wheel impeller. There one any better than the other?