From cost savings to easy installation and improved air quality, these units offer a wide range of benefits that can help to keep you cool and comfortable all summer long. For those who are unaware, range is the difference in temperature from the cold water outlet to the hot water inlet on the tower. While a tower unit may not be what you would choose to install in your home, it is still a great way to keep your house cool. In the past few decades, there have been many product launches, particularly in the commercial sector. A floor-mounted air conditioner is a good choice if you want an air conditioner to blend in with your decor. The exhaust pipe of a portable AC unit is similar to the dryer vent. They're especially suited if you're traveling in RVs or plan on going on a camping trip. They have a higher SEER rating, and you can save a great deal of money in the end on your electricity bills. You do not have to call in any expert or need any heavy equipment for the installation of the portable AC as you must have to do while installing any central air conditioning systems. This is very useful for homes that have several levels. However, switching floors can be a pain due to its 71-pounds weight. You can cool down the entire room by standing in front your air conditioner. It is important to empty the drain tanks of portable air conditioners regularly. A wall-mounted AC is a stand-alone unit that looks like a window AC.