Scape
Math
Metric
US
Aquarium substrate calculator
Rectangular
Round
Bow-front
Length (inside)
cm
Width (front to back)
cm
Inside diameter
cm
Length (back glass)
cm
Depth at the ends
cm
Depth at the centre
deepest point of the bow
cm
Bed depth at the front
cm
Bed depth at the back
optional, for a slope; blank = flat
cm
Substrate
Aragonite or cichlid sand (CaribSea 100 lb/ft³)
Fine reef sand, e.g. Fiji Pink (CaribSea 90 lb/ft³)
Medium reef sand, e.g. Special Grade (CaribSea 85 lb/ft³)
Eco-Planted / Eco-Complete (CaribSea 80 lb/ft³)
Crushed coral or cichlid gravel (CaribSea 75 lb/ft³)
Generic dry sand (1,555 kg/m³)
Generic dry gravel (1,680 kg/m³)
Aquasoil sold by the litre (ADA, etc.)
Custom bulk density
Bulk density
from the bag or maker
kg/L
Bag size
kg
Bag size
L
Extra to buy
for levelling, slopes and spills
%
Bags you already have
optional: what depth do they give?
Substrate needed
–
Also
–
Weight
–
Bags to buy
–
Average depth
–
Bags you have
–
Free calculator by
ScapeMath
. Method, worked examples and sources on the full page.