The rectangular tank is primarily intended for drinking water storage. Other permitted applications: rainwater storage, irrigation water, or food-grade liquids (oil, milk). The rectangular tank is designed for above-ground installation, at atmospheric pressure and fluid temperatures in the 4–45°C range. The delivery package includes: tank, lid, and lid sealing gasket. Material: The tanks are made of UV-stabilized polyethylene, class 8. Coloring is done with (alpha)-stabilized organic pigments certified for food use, with good resistance to light, UV radiation, and temperature. Structure and color: single-layer, blue. Lid: DN 310, PP, threaded, black, with gasket. Manufactured with a 1″ connection at the bottom. – The tanks have not been designed and CANNOT be used for pressures below or above normal atmospheric pressure (cannot be used for pressurized or vacuum storage). – The tanks have not been designed and CANNOT be used for fuels or other petroleum products, nor for chemically aggressive substances (acids, bases, etc.).