You will three of this set-up
https://forum.moomba.com/picture.php...&pictureid=795
Here is the first one
https://forum.moomba.com/picture.php...&pictureid=801
Here is a picture of two scuppers Notice that I cut the cups off the scuppers. This eliminated the water being forced into the system.
https://forum.moomba.com/picture.php...pictureid=1725