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#2
09-27-2008, 09:06 PM
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When I've seen Herbies with an overflow, there's been two holes in the bottom of the overflow. For something you have without changing the overflow box, wondering if a just a bulkhead below the existing hole (for the primary drain), then a up turned 90° on the top hole for the secondary drain.
Last edited by mark; 09-27-2008 at 09:14 PM. 
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