1 Gal Tank - 7.5" ID x 6" Deep
2 Gal Tank - 9" ID x 8.5" Deep
3.5 Gal Tank - 11" ID x 9" Deep
5 Gal Tank - 11" ID x 13" Deep
6 Gal Tank - 11" ID x 16" Deep
20 Gal Tank - 12W x 24L x 18H