The basic concept behind the creation of all air conditioning units is same. They are used for cooling. Every conditioner basic component is same air conditioner has working fluid, pump, evaporator and condenser. Expansion valve are also necessary components. All air conditioner have a unique features each type other. An available brand research can define the essential need for your conditioner model. Which model is the best fits for your requirement, budget and for your lifestyle. Window air conditioners are often unpleasant for your home and office because it is used up much of your window space and it is too heavy and uncomfortable to move from one room to another room. If you want to keep rooms cool in the summer, and want the flexibility of moving the air conditioner to a different room as the need arises than a portable air conditioner is the best option so you can choose it. Air conditioner made for fell comfortable and for cooling but indirectly they are harm full for our ozone layer. Most portable air conditioners only use CFC-free refrigerant. It put the bad effect on ozone layer. Before purchasing any air conditioner you have to mind which is less harmful for ozone layer. Read more...