Quote:
Originally Posted by Normal
Just the “Latency Effect” described another way. Instant isn’t absolute, about a gallon of water has to cycle out of the apparatus, the therm switch has to kick on, then the burner comes to temp and you get your hot water in the home system. This isn’t the Jetson’s or Star Trek, but it is continuous.
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Also the water in the pipe between the heater and the spigot is not heated. So that could water has to come out of the spigot before the hot water can come through. So whether you have a tank or tankless water heater the wait should be the same...if they were in the same location.