Rectangular Aquarium

US/UK Gallons         OR      Liters
Length - (inches)             (cm)
Width  - (inches)             (cm)
Height -  (inches)             (cm)

           

US gallons:             UK gallons:
Liters:

Cylindrical   Aquarium

US/UK Gallons         OR      Liters
Diameter - (Inches)       (cm)
Height  -    (Inches)       (cm)

           

US gallons:             Liters:
UK gallons:

Multi-sided (Hexagonal)  Aquarium

US/UK Gallons         OR      Liters
Width of 1 side    (Inches)        (cm)
Number of sides  (Inches)        (cm)
Height  -              (Inches)        (cm)

                 

US gallons:                  Liters:
UK gallons: