Herbie Help

[The Guy]

Originally Posted by HaZRaTTy

Looks like your not running any water through your emergency drain.. I don't care what anyone says you should be running a slight trickle through your emergency.. It will keep your overflow box at a constant height.

1'' is more then enough to handle flow.

There should be approx 6'' between your main drain and your emergency.

+1 to the slight trickle down the over flow, I was having level trouble until I started do this, otherwise it's too hard trying to match your return pump output with the gate valve.