Profile: Flixtank specializes in providing water storage tanks. Flexible fuel bladder (pillow tank) designs for short or long term fuel storage and transportation. Fuel Storage Tank widely uses in storage of diesel, petrol, jet fuels (JP-8, & crude oil), biofuel, and other compatible liquid fuel. Frac tank uses for water or liquid Storage or Transportation, as mostly for hydraulic fracturing, then also called fracking tank, pumps water at high pressure into the wells.