Substrate Calculator (CM)

Use this substrate calculator for a quick and easy way to calculate how much gravel or sand you need for your fish tank!

Notes

Substrate height refers to the desired height of your substrate. Make sure to wash your aquarium gravel or sand thoroughly before adding it to your tank. Some aquarium gravel comes pre-washed, but there are almost always small particles and broken pieces that can make your water cloudy.

VOLUME CALCULATOR (L)

Tank Shape:

Water Volume claculator
Use this Water volume calculator for a quick and easy way to calculate how much water your fish tank can hold!
Water Depth (cm)
cm
Aquarium Width (cm)
cm
Aquarium Length (cm)
cm
Filter Volume
(Enter 0 if you have an internal filter)
Litres

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Gravel & Volume Calculator