Quote:
Originally Posted by mrhasan
You went on a rampage with the drill didn't ya?
I was just wondering whether the 8 holes below the coast-to-coast is for return (I don't know anything about close loop so please don't mind my ignorance ![#redface](images/smilies/icon_redface.gif) )? If so, won't the water drain till the lowest holes in case of power failure?
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No closed loop ever again especially on this tank. In therory yes it would drain to lowest point in the event of a power outage but I will have several check valves as well are a large battery back up for each return pump.