TANK:
50inch Width
30inch High
24inch Depth
= 155.8 U.S. gallons, which is 606.2 litres.
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SUMP:
36inch Width
15inch High
18inch Depth
= 42.1 U.S. gallons, which is 163.7 litres.
__________
Total water volume is 197.9 U.S Gallons, which is 769.7 litres.
__________
60 Kilogram Rock
40...