ACO’s open topped tanks provide access to the whole tank. Manufactured out of high grade polyethylene HDPE or XHDPE/XLPE resin, ACO's Open Top Storage Tanks are seamless, one-piece, durable, and are FDA compliant and listed as NSF 21, which means they are suitable for use with potable water. They can also be used for processes that involve dissolving mixes with water, for example in the preparation of powdered foliar feeds, pesticides, etc for spray application.