February 9, 201412 yr No idea how old our heaters are but the question is has there been an advance consumption too making it worthwhile to install new ones?
February 9, 201412 yr Not really, water heaters have always been close to 100% efficient. A new heater will likely have better controls and not be gummed up with scale, but if it's working OK leave well alone. "I don't want to know why you can't. I want to know how you can!"
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