DC-901750-1.5, Duracast 1700 Gallon Plastic Storage Tank | 901750 Keep your contents stored safely in Duracast’s vertical plastic tanks. These storage tanks have the strength it takes to prevent leaks and damage so that your contents stay put. The resilient polyethylene resin has the ability keep its shape even after being severely distorted. The resin is also UV stabilized which slows down sun damage and keeps these tanks lasting longer. Because the polyethylene resin is FDA approved, you can use these tanks to safely store potable water or liquid feed. Other common uses include: commercial food processing, cooling holding tank, mining, waste water processing, water purification/reverse osmosis systems and water reclamation systems like carwashes. This is a 1.5 specific gravity tank.