Choosing a HEPA Air Purifier

By Jane McCormick

HEPA air purifiers are very popular in the market. HEPA is the abbreviation for High Efficiency Particulate Arresting. These air purifiers remove particulates that are suspended and minute from the air, thereby purifying the air from all particles that are suspended in air, and may be a potential harm causing agent or an agent that may cause various allergies to people inhaling them.

HEPA air purifiers use materials made out of polymers and fibers of which captures any microscopic particle that might be found in the air. HEPA air purifiers don't only capture dust but also mold spores and bacteria as well as viruses. Many HEPA air purifiers are available claiming that they are 99.97% effective when it comes to filtering particles that are as minute as 0.3microns, but in truth HEPA air purifiers has the ability of only filtering air flowing through it and so this claim might not always be true in most HEPA air purifiers, due to the fact that not all of them have been designed to allow air to flow freely through the filter without being cleaned back into the room.

HEPA purifiers generally make use of activated carbon based substance gor absorbing odors, gases and chemicals. These can range from different varieties like the tin mat types seen in the Air-O-Swiss filter or may have pounds of activate carbon similar to the Austin Air Purifier.

These purifiers are often used in vaccum cleaners as they are highly beneficial to people suffering from allergies, like asthma as they trap dust mite fences and pollens which are proven to affect susceptible people.

Consumers have to purchase these air purifiers with precaution as there are many products available in the market with names such as HEPA Type, HEPA-like and also 99%HEPA! These products do not even come close in comparison to original HEPA filters as originals have been designed in a way that no air can leak while passing through it. These air purifiers also use the name 'Sealed HEPA'. - 32378

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