If you've ever looked at your AC unit and noticed what looks like snow or white powder on the coils or fins, you're probably wondering what it is and if it's normal. The white stuff is most likely condensation and is nothing to worry about. Here's a closer look at why this happens and what you can do about it.
When your AC unit is running, the coils or fins get very cold. This causes the air around them to cool as well, and the moisture in the air to condense on the coils or fins. You'll usually see the condensation in the form of water droplets, but if the humidity is high or the temperature difference between the coils or fins and the air is great, you may see frost or even ice.
This is perfectly normal and nothing to worry about. In fact, it's a good sign that your AC unit is working properly. It means that the coils or fins are doing their job of cooling the air.
If you notice that the condensation is excessive or that water is dripping from the AC unit, you may have a problem with your drainage system. This is something you'll want to have checked out by a professional.
In most cases, the condensation on your AC unit is nothing to worry about. It's simply a sign that your unit is working properly.