Every time you open a door, window, or cover, heat from the warmer area flows into the colder area. If you are trying to keep the warm areas warm, extra energy will be required to replace the lost heat. If you are trying to keep the cold areas cold, extra energy will be required for your refrigerator, freezer, or air conditions to cool the area. When there is a large temperature difference between the separated areas, minimize the number of times and the amount of time the door, window, or cover is opened. Here are a few examples:
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May 2024
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