For real. Everytime I get in the shower I end up having to point the showerhead away and cower from the cold water and I could have just turned it on first?
this post was submitted on 19 Jun 2025
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Someone else already pointed out that these are usually pretty well insulated systems that don't radiate much energy, but also consider how many dozens of gallons of water aren't being wasted by waiting for it to be warm.
Nearly all of these systems are put on timers. So they stop cycling while you're at work or over night. They'll often make it a part of the smart home ecosystem as well, so you can override from a smart home device or phone