The objective of air purifiers are to purify the air by eliminating air pollutants such as dust, allergens, contaminants, smoke, mites, bacteria, virus, pollen, molds, odors, gas and others. We now have an increasing need of air purifiers especially with an increasing air pollution that is happening now in our environment. Today, air purifiers have become a necessity in every home especially those with family members suffering from asthma and other kinds of allergies.
In the market today are sold different brands with various features and this makes it difficult for us to make the best choice. It is therefore advisable that you have some basic information about the product, its technology and the concerns it addresses before finalizing to purchase a certain brand.
Know that there are two types of categories in the technology of air purifying and these are the active and passive.
In passive technology, the air is purified by drawing it into the purifier. This means, the air being drawn would pass through the filters present in the purifier and thus purifying it from the contaminants. Examples of passive technologies are generic filters, activated carbon air filters, electrostatic precipitators, and UV filters.
On the other hand, when the air is purified outside the purifying system, this technology is termed as active, and this would give a kind of effect in the air. There are two kinds of active purifiers, and these are the ionizer purifiers and the ozone generators.
There is a combination of active and passive technologies, and the purifiers in this case is said to be more efficient than the purifiers of each type of technology.
When you are buying an air purifier, it is advisable that you are clear about the reasons why you are purchasing this item and if the product you will be buying will solve your concerns or not. Note that each kind of air purifier has a concern that will be addressed to and thus you have to know.
One concern is allergies which most city residents are exposed to because of the dusty environment in the area. The dusty air in the city would consists of the tiny dust particles like sand, pollen of plants and so on, which most people are allergic to.
The next concerning condition is asthma which is a chronic breathing disease and the individual will have the tendency to suffer when air impurities are breathe in. Air purifiers will both able to oxidize the air and filter the surrounding air from impurities.
With limited ventilation in modern day homes, circulation of air becomes difficult, and this is where air purifier can come into the picture.