Tank Setup Calculators
Size the tank and everything that goes with it: how much it holds, what heater and filter it needs, how much gravel, and what it weighs.
- VolumeGallons, litres, real water volume, water weightOpen calculator
- DimensionsStandard tank sizes that match, footprintOpen calculator
- HeaterWatts, one heater or twoOpen calculator
- FilterTurnover rate, GPH and L/h rangeOpen calculator
- SubstratePounds, kilograms, litres and bagsOpen calculator
- WeightTotal filled weight, floor loadOpen calculator
- Glass thicknessMinimum glass thickness for each panelOpen calculator
Guides
- How to Set Up Your First Aquarium, Step by Step
Tank size, equipment, cycling and first fish, in order, with the numbers for each step.
- Standard Aquarium Sizes Chart
Dimensions, litres and filled weight of every standard tank, US and metric.
- How Many Fish Can I Put in My Tank?
The rules that decide it, and checked example lists for five common tank sizes.
- The Aquarium Nitrogen Cycle, Explained
What happens in the filter, the fishless method day by day, and how to read your tests.
- Aquarium Heater Size Guide
Wattage chart for every standard tank in warm, normal and cold rooms.