Budgie cage sizes
Minimum size for 1 parakeet-------18x18x18"
Volume = 5,832" cubic inches
Minimum size for 2 parakeets-----30x18x18"
Volume = 9,720" cubic inches
Minimum size for 3 parakeets-----32x18x20"
Volume = 11,520" cubic inches
Minimum size for 4 parakeets-----34x18x25"
Volume = 15,300" cubic inches
Minimum size for 5 parakeets-----35x18x30"
Volume = 18,900" cubic inches
Minimum size for 6 parakeets-----40x18x32"
Volume = 23,040" cubic inches
Budgie cage sizes only
Berivan
Minimum size for 1 parakeet-------18x18x18"
Volume = 5,832" cubic inches
Minimum size for 2 parakeets-----30x18x18"
Volume = 9,720" cubic inches
Minimum size for 3 parakeets-----32x18x20"
Volume = 11,520" cubic inches
Minimum size for 4 parakeets-----34x18x25"
Volume = 15,300" cubic inches
Minimum size for 5 parakeets-----35x18x30"
Volume = 18,900" cubic inches
Minimum size for 6 parakeets-----40x18x32"
Volume = 23,040" cubic inches
Budgie cage sizes only
Berivan