FRPeeps glad to her from you, glad to see you are still wanting to make your dream come true to the best of it abilities. I think it is a great idea that you are thinking about adding a aeration system. I am not expert but i would think 3 or 4 and just go different direction with them and at a couple different depths. We will see what the pros think. I still think about your place and how amazing it was to look at and dream about the big fish your gonna have.