Home Air Filters: Knowing Which One to Choose

Since air filters are one of the bests tools forElectronic Filters - Of the different types of
eradicating allergens from your home, moreelectronic filters, the most effective at trapping
people are using them than ever before. The trickallergens is the style which uses electrostatic
is to find the one that works best for you,precipitators with a fan. In the case of electronic
depending upon your specific needs. Before goingfilters, electric charges are used to attract and
shopping, arm yourself with some facts, so thattrap allergens and other contaminants. Strive to
you'll be more prepared to choose an air filter,find one that includes collecting plates so that the
rather than listening to various sales pitches fromparticles are trapped within the unit. Otherwise,
merchants who are interested in making a quickyou'll end up having to clean all of the surfaces
buck. Of the five major types of air filters, here'swithin the home, because the allergens will stick to
a quick look at four of them - one type (thethem. In the case of self-contained units that
ozone air filter) is not environmentally friendly, andinclude plates, they'll also need to be cleaned, but
consumers are not encouraged to purchase filtersthis is a much smaller task than cleaning all of the
of this type.surfaces of the home's interior.
Mechanical Filters - One of the best types ofHybrid Filters - Simply put, these air filters offer a
mechanical filters is the HEPA filter, which forcescombination of those characteristics which are
air through a special screen that traps allergensfound in both electrostatic and mechanical filters.
such as pollen, dust mites and pet dander. If thereThese may be preferred by those with allergens
are any smokers in the house, a HEPA filteredother than gas based contaminants, but offer
device will also trap smoke and other airbornetrapping devices for containing allergens.
irritants. Those devices which are unable to trapIn addition to knowing the types of air filters, you'll
at least 90% of these particles are ineligible toalso need to consider things such as which types
qualify as a HEPA filtering device. When shoppingof contaminants will be removed from the air; the
for mechanical filters of this type, be sure thatefficiency of the filter when compared to HEPA
they truly meet HEPA filtering standards, and thatstandards; whether the size of the air filter
you're not purchasing a cheap imitation that willsystem will be large enough to continuously clean
offer substandard performance.the allotted space at least every six minutes; the
Gas Phase Filters - This type of air filter is notclean air delivery rate of the filter; whether the
used for the removal of allergens in the home,unit is silent or noisy; and how easy or difficult it
but rather for removing odors and other types ofmay be to change the filter, when necessary.
pollutants, such as gasses from perfume, cooking,When you approach the purchasing of an air filter
paint or building materials. In a home that needs tosystem with this information in mind, you'll be far
eliminate allergies which are triggered by exposuremore likely to come home with the one that can
to certain odors, this would be sufficient, ratheradequately clean your home's interior with little or
than the HEPA filter, which is designed to removeno fuss while eliminating the right types of
absolute allergens that are not gas based.contaminants that plague your family.