Updated 7/29/22. When you live in an area that isn’t on a municipal sewer system, you will need a household septic tank. These tanks are easy to use and don’t need a lot of maintenance. Some people like to use an enzymatic cleaner in them every once in a while to break down the material in the tank more effectively, but it isn’t required that you do so. You don’t need to know all about septic systems in order to use them and keep them in good condition. All you really need to know is to keep solid materials out…