How many keurigs would I need to daisy chain together to replace a water heater in an average house?

RankWeis@sh.itjust.works to No Stupid Questions@lemmy.world – 157 points –
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Except you don’t need all 40 gallons at once.

You only need to match the flow rate out of the shower head.

It would still be a hell of a lot of Keurigs for a 10-minute shower.