The temperature outside is climbing close to 100. You hear your air conditioning unit kick on, but the temperature inside your home continues to climb. It continues to run for several minutes but the air blowing from the registers just doesn't seem to be cooling off at all. What could the problem possibly be? This could be caused by a number of issues and some of them can even be addressed with little knowledge about how the AC system works. This blog will show you the basics of your AC system and what you can do to make small repairs when the air just isn't cool.