Herbie Overflow

[fishytime]

Originally Posted by nazerine

Would it be best to install your gate valve at the lowest point you can? (lowest practical point) ... More pressure/volume up to the valve ??

The gate valve placement doesnt matter. The gate is used to limit the flow out of the display to the point that the water level inside the overflow box is high enough not to make any noise falling but low enough not to go down the emergency drain.