i have just bought 2 g6 fluvals for my tank it 8x3x3 and have set them up it cost me £650 pound for both of them they let me off £50 as i bought to they look good and has a nice display but for that money i could of bought 5 fx5 fluvals for that so should i off just bought the fx5 instead as there both in a cuboard they make a strange noised when there running but at the moment not very in prest at all