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Old 03-27-2015, 07:18 AM
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Gools Gools is offline
Join Date: May 2004
Location: Vernon
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Default how to figure out net volume?

Are there any tricks to figuring out my net water volume without knowing how many lbs of live rock, and how much sand is in my tank? I have a 300g tank about a 1/3 to 1/2 full of rock, and 2-3 inches of sand depth. Is there a calculator out there to help?
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