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    is there a batter for tankless water heaters that will last for 7 days without charging?

    +1  Views: 1057 Answers: 2 Posted: 8 years ago
    Tags: hugo

    2 Answers

    A car battery might do it if the heaters are to higher imput,

    Highly unlikely, you would probably need a battery as big as a tank water heater.



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