Quote:
Originally Posted by Myka
In your drawing it looks like all your bulkheads are the same height. How are you going to get your backup overflow higher than the primary overflows without having to keep your entire tank water level much lower than the rim of the tank? You need to have quite a height difference between the backup drain and primary drain(s).
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No, the backup overflow is higher. Regardless, I've decided to heed your advice, as the way I was going to do it would require a larger sump to take up access water in the event of a power outage.
Check out my next revision. Tell me if my overflow box sizes look OK in relation to the tank size.