How Long Does A New Water Heater Take To Heat Up That You Have to See

How Long Does A New Water Heater Take To Heat Up. How it works Storage systems use a gas burner to continuously heat and maintain water in a tank. So if you want to know how long it will take for a water heater to come up to temp after being drained you could use this generic number or calculate it out.

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If the water heater used 40000 BTUs per hour it would take approximately a half of one minute to raise the temperature in the tank one degree. 110v heating or using both can give you much quicker or slower heating times. An electric water heater should begin to give hot or warm water within about 15 minutes when initially turned on.

The average 80-gallon gas tank water heater takes 60-70 minutes to heat up The average 80-gallon electric tank water heater takes around 2 hours to heat up These numbers assume an incoming water temperature of around 62.

However if the tank size is 80-gallon it will take 60 to 70 minutes. Click to see full answer. Continuous flow systems or tankless gas water heaters use a burner which ignites only when the water is needed. Of course this is just an estimate and will vary by age and model.

Other interesting info:

The average 80-gallon gas tank water heater takes 60-70 minutes to heat up The average 80-gallon electric tank water heater takes around 2 hours to heat up These numbers assume an incoming water temperature of around 62.