tank question

Take lenghXwidthXdepth and then divide by 231

So it would look like this

((L X W X D)/231) This would give you US gallons if the measurements are done in inches.

If you dont want to do the math you can use the following calculator online

http://www.aquariumadvice.com/calcs2.php?type=tankcapacity
 
tank

take the LxWxD = capacity in cubic feet ;capacity in cubic feetx7.5=volumne in gallons volume in ukgallons x 10=weight of water in pounds hope this helps
 
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