DC-908000-1.5, Duracast 8000 Gallon Plastic Storage Tank | 908000 These rotationally molded vertical tanks are manufactured following strict guidelines to be the best in the industry. The seamless, one-piece design helps to prevent rust and leaks. UV stabilizers are mixed in with the resin so that the tanks remain in top-notch condition for even longer. Built to have outstanding low temperature impact strength, these tanks can withstand extremely cold weather well. Gallon calibrations are molded into the plastic so that you know when content levels are low. People can use these corrosion-resistant tanks to store a wide variety of contents, some including industrial and agricultural chemicals, liquid feed, liquid fertilizer, certain acids and potable water. This is a 1.5 specific gravity tank.