Ask This Old House plumbing and heating expert Richard Trethewey shares some advice on maintaining water heaters Click here to SUBSCRIBE to the official This Old House YouTube channel: http://www.youtube.com/subscription_center?add_user=thisoldhouse Cost: $10 and up Skill Level: Beginner Shopping List: Anode rod Steps: 1. Look for a rating plate on the water heater that will tell when the tank was manufactured and the warranty life. Tanks that have reached the end of their warranty period are more likely to fail. 2. If you’re planning to change to a different style water heater, like going from a tank-style to a tankless, its...
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