 They cut a hole in it up high, and it's remote controlled. And then they put the front part in there, which looks like a grate or a grill, like the front of an AC. And then the back part, where it comes out of your house, that's trimmed. And then there are tubes with the Freon or whatever they use now, the refrigerant, going down to the compressor, which usually sits on the ground below it.