Calculation Formulas:
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This calculator helps aquarium enthusiasts determine the amount of sand needed for their rectangular aquarium by calculating both volume and weight based on the tank dimensions and sand density.
The calculator uses these formulas:
Where:
Explanation: The calculation first determines the volume of sand needed, then converts this to weight using the sand's density.
Details: Accurate sand calculation ensures proper substrate depth for aquarium plants and biological filtration while preventing excessive weight that could stress the aquarium structure.
Tips: Measure your aquarium's internal dimensions. For planted tanks, 5-8 cm depth is typical. The default density (1600 kg/m³) works for most aquarium sands.
Q1: Why calculate both volume and weight?
A: Volume helps visualize space needed, while weight is crucial for ensuring your aquarium stand can support the total load.
Q2: What if my aquarium is in centimeters?
A: Convert cm to m by dividing by 100 before entering values (50 cm = 0.5 m).
Q3: How accurate is the density value?
A: 1600 kg/m³ is average for aquarium sand. Fine sand may be slightly less dense, coarse sand slightly more.
Q4: Should I add extra sand?
A: It's wise to calculate 10-15% extra to account for settling and washing losses.
Q5: Can this be used for other substrates?
A: Yes, but adjust the density value accordingly (gravel is typically ~1500 kg/m³).