i did this room in two days it worked out weel.hooked up a switch under my tank to an outlet down stairs added two 55 gallon tanks one salt water and one fresh with maufold.hooked up a coarlife 570p pump two both tanks.now i turn the ball valve for fresh water or salt water and hit the swith up stair and my sump fills.i have a ball valve hooked up to my sewer line so i turn that and 5 min water change.thanks for looking



