Activated Carbon Air Filter Vs Hepa

Hepa air filters are not merv rated as they exceed the ashrae test protocol 52 2 used in determining the merv ratings. You would think that hepa filter is all you need but you also need charcoal activated carbon filter. Ideally both of of these two filters should be used together given that they both filter out different contaminants this article will explore the differences between the two in more detail below.

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Beware that when you see a filter being rated as hepa like or hepa type it means that it does not comply with the high standard true hepa filters follow.

Activated carbon air filter vs hepa.

Some filters claim to be hepa certified a standard for air filtration or made with carbon which may increase the potential for particulates to stick to the material blocking it from entering. This is often compared with the merv rating scale. All hepa filters are tested and certified to be at least 99 97 efficiency in. However due to differences in filtering capabilities hepa and carbon filters are often used in different industries.

Carbon filters use activated carbon to remove microbes and other impurities in the air. In air purification systems hepa media is generally utilized in combination with activated carbon media to provide odor removal regardless of the smell s source whether it s caused by. The technology behind this system is very different than the one used with hepa filters. Air oasis filters within the iadaptair use true hepa filtration alongside activated carbon.

Both hepa filters and carbon filters work to improve indoor air quality. This nasa study of hepa filtration is quite technical but the graph on page 7 and the preceding paragraph do a good job of explaining why hepa filters are actually most efficient almost 100 at. Carbon filters remove bad odor. Carbon filters remove bad smells and bad odors from the air room.

Carbon filters are used in air purifiers to absorb remove and capture particulate in the air davidson said. It is used in water purification as well as air filtering among other things like gas processing. Airborne particulates react chemically with the carbon in the filter causing it to. Unlike hepa filters carbon uses absorption taking the contaminants into its porous surface.

Carbon filter job is different.

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