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Old 04/10/2006, 09:14 PM   #251
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Join Date: Sep 2005
Posts: 12
Originally posted by jamesBS
has any one ever drilled a tank with water in it.i have a 90 Gal that I want to put a anther drain in. I wood drain down a third and have at you think glass dust will hurt corals.its just sand right
I drilled my 180 for an 1 1/2" bulkhead after it had been set up for 8 months. Just drained out about 30 pct. and started drilling, as for the glass dust di not bother the inhabitants just made the water cloudy for a few hours, and remember glass is sand.

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