I am in the process of putting a system together that I designed (in my head that is).  Also, I am in the process of trying to convince my wife that this is ideal for our family of 7 along with the greenhouse in which I use my worm castings to grow veggies as well.  But I have one question:  Is a 3200 gph summersible sump pump too much for a 100 to 200 gallon tank?  Another question: Is a constan…