Flat bottom utility tanks are perfect for a variety of different uses and can easily be used in portable or stationary applications. These tanks are manufactured from medium-density polyethylene with UV inhibitors and are designed for containment of liquids of up to 1.7 specific gravity. The tank walls are translucent for level viewing and equipped with gallon indicators so you never have to worry about running dry. Note: Please refer to the size chart for dimensions, weights, lid sizes, fitting sizes, etc. | Ace Roto-Mold Flat Bottom Utility Tank | Size 200 gal