The burden for fitness of information provided relies solely and completely with the user. Accuracy and reliability of the information provided is believed accurate but is not guaranteed. This web site should not be relied upon for commercial use or interpretations. This guide is intended to assist Commercial/Residential Building Inspectors, HVAC professionals, Facilities Managers, HOA’s, etc., in determining the date of manufacture and/or age of HVAC equipment to determine the expected useful life (EUL). Your use of any such or similar incorporeal property is at your own risk. Unless otherwise stated Building Intelligence Center (sites are neither endorsed by nor affiliated with any of the holders of any such rights and as such Building Intelligence Center (cannot grant any rights to use any otherwise protected materials. Their use here does not imply that you may use them for any purpose other than for the same or a similar informational use as contemplated by the original authors of these articles under the CC-BY-SA and GFDL licensing schemes. In areas that are prone to earthquakes, ensure that the water heater is properly secured with approved earthquake strapping.Ĭontents credited to Matt Hunter.Any of the trademarks, service marks, collective marks, design rights or similar rights that are mentioned, used or cited in the articles of the Building Intelligence Center (are the property of their respective owners. Have a certified plumber inspect your water heater annually include all pipe connections, the anode rod and the shut-off valve.If the hot water heater is located above or adjacent to a living area, the potential for severe water damage to your property exists and a proactive maintenance and replacement schedule should be followed. Consider the location of the hot water heater.This proactive measure may save you from having to deal with an expensive and damaging leak. Once a hot water heater has reached or exceeded its life expectancy, the risk of a slow leak or sudden burst increases dramatically. Consider replacing the tank as it reaches the end of its stated useful life, even if it is not yet leaking.If you are uncertain how to determine the age of your water heater from the rating plate, contact the manufacturer for guidance. The second photo shows a tank that was manufactured in December 1991 (1291). For example, the first photo shows a tank that was manufactured in the 17th week of 1998 – the first 4 digits of the serial number tell the year and week of manufacture. The manufacturing date of a water heater can usually be determined by deciphering its rating plate. This procedure should be initiated when a water heater is new and should not be done on an older water heater that has never been drained. In areas with hard water, more frequent flushing may be required. This is done by attaching a hose to the valve at the base of the water heater. Flush the tank annually to remove buildup of sediment within the tank.Check for signs of corrosion around pipe connections or standing water at the base that may indicate that the hot water heater has reached its life expectancy. Conduct regular visual inspections of the water heater.Here are some tips to help keep your hot water flowing without incident: What can be done to reduce the risk? With proper maintenance, you can help minimize the chances you’ll be hit with a damaging leak, unanticipated repair bills and an unwanted cold shower. The average age of a failed water heater is 10.7 years, and by the time a hot water heater reaches 12 years of age, nearly 3 in 4 have failed.The rate of failure resulting in a water leak increases dramatically after the hot water heater reaches 5 years of age.69% of all water heater failures result from a slow leak or a sudden burst.Water heater failures are one of the top five sources of residential water damage.In fact, most water heater failures occur when the tank begins to rust and corrode, which can occur without any outward signs of a problem.Ī study of homeowners’ insurance claims resulting from water heater failures conducted by the Insurance Institute for Business & Home Safety (IBHS) found: However, a hot water heater, just like any other plumbing and heating system within a home, requires proper maintenance. Most homeowners take their hot water heaters for granted as long as the hot water is flowing they are often installed and forgotten.
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