What is and what use has a dehumidifier?
A dehumidifier is a device that is used to regulate the quality of the air, thus eliminating the excessive relative humidity and improving the livability of the stays in which it is found.
Why do we need a dehumidifier?
Environments with a relative humidity of the air elevated ,as can be coastal areas where humidity is higher than the recommended (must be close to 40 % ), are prone to the appearance of molds, mites and microorganisms that derive in respiratory problems for people that inhabit them.
The use of dehumidifiers helps control moisture, reducing the humidity and improving air quality.
Typologies according to its operation
The system used to dehydrate the air is relatively simple, although it varies depending on the appliance. There are two types, depending on the operating system: the models with compressor and the models of silica gel.
How a dehumidifier works
With compressor:
The apparatus by means of a fan, sucks in the air toward its interior, is filtered out and leads to an evaporator that is found at very low temperature. This is accomplished by a compressor which compresses refrigerant gas and makes the evaporator temperature is so low.
With this, the water present in the air, when passing through reaches its dew point, condensing and separating from air. The water can be stored in an internal repository of the dehumidifier or removed by a drain connected to the sewerage system. Finally, before being expelled to the outside again, passes through a condenser where it is warmed up to retrieve the ambient temperature.
Silica Gel:
This appliance works without compressor or refrigerant. The air is sucked and led up to a capacitor which has a rotor impregnated with silica gel that absorbs the water. On the other hand there is an air circuit that performs the function of silica gel drying . This system is suitable for very cold environments and in industrial field.
In addition to this classification, we can differentiate between the industrial equipment, with much more dehumidification capacity , and the equipment for domestic use.
General Characteristics
The characteristics of the dehumidifiers will vary considerably depending on the brand, the model and use.In the following list shows the general characteristics of these devices depending on the use of the same, domestic or industrial.
Home dehumidifier Use:
Size(width x depth x height mm): 500x300x250. The size depends on the capacity of the equipment´s water tank. Usually the water volume of the deposit ranges between 5 and 25 liters
Power(w): 250-400 w
Sound Level (db): 45 db
Capacity of removal (liters/day): between 10 l/day and 25 l /day
Price: The average price is 270 dollars, still more economic models and more sophisticated models that can reach 800 dollars.
Industrial Use:
Size (Width x Depth x Height mm): 1000x700x700
Power(w): 3,000 W
sound level (db): 55 db
extraction capacity(30% and 80% humidity): 200l/day
Price: The price of this equipment can be very variable ranging from the 2000 dollars - 13,000 dolars,depending on the capacity of removal, working temperature, use, brand, etc.
Main uses
If you do not know if it would be necessary a dehumidifier in your home or establishment we will indicate the uses where these devices can help to improve the quality of the environment and therefore your life quality.
* Homes or establishments in coastal areas
* Cellars or caves
* Work areas for swimming pools (offices, reception, etc).
* Houses built in semi-basement sections or basements with poor ventilation
If you have doubt about what you need to install, with a hygrometer can measure the ambient humidity and check if it is around 50%. If this exceeds 60% it is essential to place one because it will help prevent the emergence of microorganisms and taking care of your health.
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