| One of the top health concerns includes indoor air | | | | may want to invest in one. When the air purifiers |
| pollutants. Using a whole house air purifier is one | | | | are attached to your central heating and/or air |
| way to address the issue of indoor air pollutants. | | | | system, it significantly reduces the amount of |
| These purifiers work by controlling or eliminating | | | | noise than a room air purifier. If you live in an |
| the source of the pollutants. The purifiers are | | | | area with a lot of outdoor pollutants or have |
| attached to the existing central heating and/or air | | | | someone in your home with asthma, these types |
| system and work by filtering the air as it passes | | | | of purifiers are a great investment. Many people |
| back into the house. But is this type of purifier | | | | take their central heating and/or cooling system |
| worth investing in? | | | | for granted and never really thing about them at |
| There are five types of air purifiers that cover | | | | all. When a full house air purifier is attached, it |
| the entire house. There is the High Efficiency | | | | requires much attention especially when the filter |
| Particulate Accumulation or HEPA for short. It | | | | needs changing. |
| removes 99.97% of particles from the air and | | | | There are cons to consider when purchasing |
| requires and strong blower. It uses woven glass | | | | purifiers that cover the entire house. These types |
| particles and these particles are formed into a | | | | of air cleaners will require a qualified technician for |
| filter that has a very large surface area. The | | | | installation. After they are installed you have to |
| second type of purifier is the electronic purifier. It | | | | thing about the filters. Sometimes the costs of |
| removes 95% of dust and about 85% of | | | | the filters can be greater that a room purifier. If |
| microscopic particles. It works by drawing particles | | | | these purifiers break down you have to call a |
| inward by fan and then charges them with a high | | | | technician and that can be costly also. Another |
| voltage wire. Another charge then attracts the | | | | thing to consider is air from a central heating and |
| particle as they pass. The third type if purifier is | | | | or cooling system does not flow equally through |
| the self-charging electrostatic purifier. This type of | | | | all rooms so there can be a buildup of dust and |
| purifier blocks about 10% - 35% of particles in | | | | other allergens in some areas of your home. |
| the air. It works by using synthetic fibers that | | | | Because the air purifiers only work when the |
| create static charge to attract particles. The | | | | heating or cooling system is continuously running, |
| fourth type of purifier is the ultra-violet light | | | | you may incur a rather expensive electric bill. Also |
| purifier. There is no method used to determine it | | | | consider the regular replacement of the filters, |
| rate of removal although most units in this class | | | | which can be very expensive also. And remember |
| have limited effectiveness of killing bacteria and | | | | the ozone-ionizers drops particles out of the air |
| mold. This purifier works by sterilizing air that | | | | and they can land anywhere in the home. |
| passes UV lamps via blowing air. The fifth type of | | | | There are only a few options to consider when |
| purifier is the ozone-ionizer. It works in two steps | | | | investing in a whole house air purifier. There are |
| to clean the air. The ozone (naturally occurring | | | | health issues, cost, and the type of purifier to |
| gas) purifies the air by oxidation. The ozone then | | | | buy. Also check the technical specifications to |
| penetrates into the molecules of the pollutant. The | | | | make sure that it can benefit the square footage |
| second step is ionization. The particle in the air is | | | | of your home. You may also want to see about |
| charged with negative ions and these charges | | | | do it yourself maintenance like replacing air filters. |
| attach to the particles forcing them to drop out | | | | And remember all purifiers work differently. So |
| of the air. | | | | consider some of these pros and cons when |
| Now that you know how the air purifiers work, | | | | considering if a full house air purifier is right for |
| let's take a look at some of the reasons you | | | | you. |