Available on Project MUSE and JSTOR. Online access to Contemporary Literature is available as part of the Project MUSE collections. All back issues of Contemporary Literature beginning with Vol. 1, 1960 are available online through the JSTOR digital archive.
Many manufacturers recommend water heater anode replacement every two to four years depending on the hardness of the water that passes through the tank and the quality of the water heater lining.
When to Replace Your Water Heater Water heaters can become quite costly, ranging in the lower thousands if you want to have a quality appliance that will last for years. However, they can also pose a huge risk for water damage and in-home flooding if they are not replaced at the right time.