Question

how does the heat travel in water and gases

Answer 1

Hope i help you



How Does a Gas Hot Water System Work?
Tankless continuous flow water heaters are the most popular type of gas hot water heater.

The reasons are simple -- they never run out of hot water and they are energy efficient.

But how do they work?

How Does a Tankless Water Heater Work?
Open a hot water tap and a sensor detects the flow.

The gas burner fires and the heat exchanger warms the flowing water.

Some have a secondary heat exchanger to pre-heat the water, using heat from the exhaust gases.

A thermostat modulates the amount of gas that goes to the burner, maintaining the pre-set temperature