N-41330 | A leading manufacturer of polyethylene tanks, Norwesco produces quality products at an affordable price. These 1700 gallon below ground water cisterns are ideal for storing water where supplies are limited. They are often used in campgrounds, resorts, vacation homes, cabins and construction sites. To ensure safe storage of potable water, these tanks are made of FDA approved polyethylene resin. The construction of these tanks makes them a more dependable choice for safe water storage. The ribbed design adds support, while the seamless structure prevents leaks. Once installed, these cistern tanks must remain at least one-quarter full. Use these tanks for underground water storage only.