The air conditioning and heating are also known as HVAC, today, the heating means known ventilation and air conditioning. This term began early in the second century, mainly as a Roman city used as a central heating system or hypocausts. Then get this term fame in the industrial era and are now used as an integrated system to keep the cool air.

Used HVAC:

The first and primary use of HVAC is to regulate the temperature, humidity and air circulation with a corresponding amount to maintain the body in this environment. An offer in this environment must be ensured because they will minimize the risks to health:

1. High humidity is not the body work to attend the function, the evaporation of sweat and causes of fatigue by which it is difficult for the body to fulfill various tasks
2. 2. Hypothermia and heat stroke are two major outages caused when the body is to think in an unhealthy environment, the ability of people to affect.
3. HAVC temporary units can also be used in emergencies. It is used in extreme weather conditions, keep the cold weather or warm and healthy. In many cases the invention for the survival and work is used. For example, a crew member working in a tunnel CVC must keep the temperature at a comfortable level.
4. In many situations of CVC were used to save lives. An incident occurred in Texas, where a girl had fallen into a tunnel and it was deposited for a few days. While the rescuers, they breathe a tube pushed for them to fresh air and in the meantime, found a way to save them.
5. Temporary HVAC are also used in schools, institutions, offices, houses, buildings and many other areas where it is necessary to control for temperature and humidity.

Three types of units HAVC Temporary

The three types of CVC used, usually all over the world:

1. Generators:

In today’s world almost everyone needs a generator to carry out its work by fossil fuels more and more out in the time per day. It is expected, especially in countries in which the power supply that uses low for a much longer period. The generators are used to provide lighting and temperature control.
Because of its widespread use, the generators now produced in various models, brands and qualities. Customers will receive a selection of menus for each type of generator, which they choose for their efforts.

2. Cooler:

HVAC brought cooler for keeping cool certain areas. They are large, so that they are mainly used in industrial and commercial purposes. HVAC chillers need heat, condensers, compressors, evaporators and stabilizers as the best way as possible, to function.

3. Boiler

Two types of boilers were introduced by CVC. This is the steam boiler and hot water boilers and one who uses it, praising its excellence.

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