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I latterly came across an online forum where mortal asked whether they ought to turn the power off to their electrical water heater before leaving on a month-long trip. A self-professed plumber told them that it made no difference, together with I constitute myself feeling distinctly cheesed off… together with not for the first time, either. Fortunately for the user on the forum, individual helped him implement the powering-off procedure, in addition to he left for his trip feeling reassured, not entirely near saving about $$$ simply well-nigh the rubber of his household inwards his absence. If you’re notwithstanding unsure virtually the logic behind powering off your water heater, or y'all’d merely like to know more than nigh why it’s a good thought, read on. Turning off power provide saves free energy inwards electric water heaters by reducing power wastage through standby oestrus loss during periods of disuse. Powering off daily results inward pregnant yearly free energy savings...

A colleague of mine was working out the math of having an expansion tank installed on his H2O heater. “A pair hundred bucks for the first install, as well as then I’ll probably accept to beat out out every bit much a dyad years downwardly the job,” he concluded. This had me researching the whole subject of expansion tanks – Why are expansion tanks recommended for H2O heaters? What happens if you haven’t got 1? Could you lot install it yourself? Are in that location whatsoever alternatives to an expansion tank? It appears that, at least every bit far as code requirements get, you lot need to take some sort of a thermal expansion device installed. But what does an expansion tank (or any other thermal expansion device) actually do? What is a thermal expansion relief valve, anyway? And, what’sec the difference betwixt expansion tanks too relief valves, inwards price of toll as well as safe? For answers to these as well as more questions, plunge correct inward! Widely used plumbing codes su...