DC-900200-1.2, Duracast 200 Gallon Plastic Water Tank | 900200 When you are looking for a water storage solution that actually works, look no further than this 200 gallon plastic water tank. These vertical plastic tanks are created with FDA approved polyethylene resin that is designed to keep water safe and will not affect it in any way. The seamless design and high-performance capability of these tanks means you can utilize them for years without fear of leaks or damage. These tanks are stronger than many plastic alternatives and can withstand extreme temperatures or other unfavorable weather conditions. Use this tank to keep your garden growing or store water in case of natural disasters like a fire or a drought. You can even use a plastic water tank to keep extra drinking water handy. To slow the growth of waterborne algae, be sure to use green or black rather than the natural white.