Chicken feed "pours", but it doesn't quite act like a liquid.
As long as the lip of the tray at the bottom is the same height or greater than the bottom of the tube feeding into it, it won't overflow.
I use pellets. I'm not sure if crumbles act differently.
As long as the lip of the tray at the bottom is the same height or greater than the bottom of the tube feeding into it, it won't overflow.
I use pellets. I'm not sure if crumbles act differently.