6.6 gal. Round Fiberglass Tank with 60º Sloping Cone Bottom, 16" cylindrical wall, 1.5" flange, and .25" fpt center drain. Includes interior and exterior FDA approvable gel coat. Dimensions: •  Inside Diameter: 10" •  Outside Diameter: 13" •  Depth: 24" •  Thick: 1/8"