2100 Imperial Gallon Black Low Profile Transport Water Tank The low profile design of this tank makes it ideal for use on trailers or in the back of a truck. The slosh reduction ribs provide excellent structural support. It can also be used as a stationary water storage tank. Our Norwesco tanks are made out of rotationally molded linear, high-density polyethylene resin that provides outstanding environmental stress crack resistance. The resin is UV stabilized. Width: 90" Height: 51" Length: 159" Liters: 9,464 Bulkhead Fitting: 2"