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In our century famous for global warming most people can’t imagine their single day without a conditioner. And, what is a it?

An air conditioner is a compact aplliance invented to low temperature in a car. The unit can be placed in a window. There are some kinds of conditioners: portable.

Types of air conditioners are different but main scheme of their work is the same. Warm air in a premises is removed by the conditioner, cooled inside of it, and breathed out back. The cycle (sofia firmi

) repeats until the temperature in the cooled area reaches the desired degree.

Scientists dispute whether utilization of conditioners is unfavorable for people state, should we this appliance use in schools or not. But most of specialists suppose that everything produced by civilization has two sides – positive and negative. The same with air conditioners. They advice to follow keep to some common rules to enjoy delicious cool in summer days with no negative consequences like cold.

So, here are the rules:

1. Too much water drowned the miller: The difference between temperature outside and inside should be not more that 7 degrees, otherwise one’s organism will be overchilled which may cause cold.

2. Don’t forget about the moist mopping: most conditioners dry air, so it’s necessary to humidify it somehow – for example, do moist mopping thrice a week or use air ionizer in the same area.

3. Mind the distance: don’t sleep too near-hand to an air conditioner when it works.

4. Choose the best: when buy an air conditioner put attention to its functions and not price.

Let’s talk over the last of the abovementioned point as we – common citizens are very interested in where to choose a conditioner and what model of this appliance will make the best choice. Three main characteristics that one should take into consideration are efficiency, noiselessness, and warranty. Efficiency is important as the more high-capacity a conditioner is, the larger room it is able to cool. Quietness is also of great importance. For example, if you plan to set up a conditioner in the childrenroom, its buzz should not disturb your family dinner. And as for the warranty you’d better pay attention to its expiry date as you never know what will happen in a week. Most of air conditioners makers provide a full warranty for one year, some exclusive vendors provide a five year warranty but such warranties are usually limited. The most famous Sharp can offer you an in-home warranty which grants that if you have any problems with the unit, the producer will send a service person to your office.

An air conditioner and ventilacia a major purchase and you not only to know inside out the abovementioned characteristics of many models but answer some crucial questions as well. Here are some of them:

- space of what size do you want to cool? Answering this question you should mind not only the room width and length but height, also. If you buy unduly power conditioner for a small room, you chance to catch a cold. And if vice versa, you’ll spent a lot of money for purchase, installation and electricity bills, and feel nothing instead of lovely coolness in a hot day.

- Where do you want a conditioner to be placed? Modern technologies allow to set conditioners wherever you want – in a window, on a floor, so the only limits is your fantasy. However, specialists recommend not to install it opposite to a window or very close to a bed.

- How much money can you afford on an air-conditioner? If you will use it only two weeks in summer there is no sense to buy the most expensive model, but if you live somewhere in California the you’d better not to economize money for such a necessary equipment.

Just think it over with your husband, make the right choice and enjoy a glass of cool drinkin a fresh cozy atmosphere of your favorite room washed with the summer sun.