Air purifiers are used in order to purify the air around us by removing dust, pollutants, allergens, contaminants, smoke, mites, bacteria, virus, pollen, molds, odors, gas, and so on. Because of the increasing air pollution, there is now a necessity to have an air purifier. It has now become a necessity for homes to have air purifiers especially if they have family members suffering from asthma and other types of allergies.
There are several brands that are coming out now in the market, with each having different specifications that makes it difficult for us to choose which one is the best. 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.
Be aware of the two kinds of technologies, the active and the passive, that revolve around the system of air purifiers.
Passive technology would involve the purification of air done by drawing it to the purifier. Present in the purifier are filters, and these would purifier the air that are drawn and that would pass through them, thereby purifying the air from contaminants. To name a few of passive technologies are the generic filters, activated carbon air filters, electrostatic precipitators, and UV filters.
Active technology on the other side is the system wherein the air is purified outside the unit that purifies, and this would give a kind of effect in the air. Active air purifiers are of two types and these are the ionizer purifiers and the ozone generators.
There is also the active and passive technologies combination of which the purifiers in this technology is considered more efficient than those purifiers with the individual technology.
If you are going to purchase an air purifier, it is better to know ahead why you are buying this technology and see if the brand you are looking at will be able to address your concerns. This is for the reason that there are different concerns which a type of air purifier can solve.
Most city dwellers are exposed to a dusty environment, and the concern here could be allergies. Most of the people are allergic to the dusty air in the city which consists of tiny dust particles like sand, tiny stones, pollen of plants and others.
Asthma is another concern, which is a chronic breathing disease, and of which will exaggerate once the person is breathing the air that is filled with impurities. 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.