They have so much more inside of them than regular portable heating & air conditioner equipment.
They always say that research is education. And this is true. Anytime you are interested to find out more information on anything, that is self teaching. It does not matter what it is in, or what subject. I have been interested in more information about air conditioner. I have always been curious about the inner workings of A/Cs of all kinds. So I have visited several websites, clicked several clickable live fastens on the internet, & I have study hours & hours of material that told me more information about air conditioner. I have also study up about more information on central heating & A/Cs, however central heating & A/Cs are pretty interesting to tell you the truth. They have so much more inside of them than regular portable heating & air conditioner equipment. Heating & air conditioner as a concept is interesting in itself, then but, again, ever since I started digging into more information about heating & A/Cs, my education & smarts have gone up in life! My sister thinks I am a total nut for wasting my time finding out more information about air conditioner & heating products. But I told him to just leave me alone & go have fun with her video games. Because that is all my sister likes to do, is just play video games, & I think she is a total moron for doing so. She needs to do more research on things like heating & air conditioner instead & expand her mind quite a bit!