I have a tankless water heater. The first water was next to an air conditioning duct. The next water is the water inside the house coming from the heater as it warms up. Finally, the cold water from outside the house drops the hot water temperature again.
I have a tankless water heater. The first water was next to an air conditioning duct. The next water is the water inside the house coming from the heater as it warms up. Finally, the cold water from outside the house drops the hot water temperature again.