Corrosivity of the water supply vs water heater lifeВ - more corrosive water may shorten the water heater life or the life of its anode.Here are some other factors that affect the life of a water heater: Factors Affecting the Life of a Water Heater or Geyser Our photo at left illustrates an antique gas-fired water heater installed in the Gaudi apartments in Barcelona, Spain. The chronological age of a water heater (how long ago was it made) is hardly the only factor that determines how long the water heater will last. However inspectors, plumbers, and homeowners have found 20 year old water heater or geyser models still going strong, while on occasion a newer model water heater (synonyms calorifier, cylinder) fails early. Home inspectors typically expect a generic water heater to last about ten years. How Long will My Water Heater Last? What Determines Water Heater Life?ДЄ typical gas or oil fired water heater life expectancy is from 8-12 years according to sources we've researched (and report here), and for tankless water heaters, 18-20 years. We also provide an ARTICLE INDEX for this topic, or you can try the page top or bottom SEARCH BOX as a quick way to find information you need. We give typical water heater life expectancies, we list some of the factors that affect water heater life, we recommend maintenance steps to get the longest useful life of your water heater, and we discuss the relationship between water heater warranties and the actual life expectancy of the heater.

This article describes the typical service life of a residential water heater - answering the question: how long will my water heater last? Life expectancy of a water heater or cylinder: We have no relationship with advertisers, products, or services discussed at this website. InspectAPedia tolerates no conflicts of interest.

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