| HEPA, Activated Carbon, Oxidation, Ionizers, | | | | allergens, but lack the ability to trap smaller |
| Ozone... Confused? Don't be. Now days, having an | | | | particles, like chemical gases, odors, smoke, etc. |
| air purifier may be essential for a healthy living, | | | | Activated Carbon Air Purifiers |
| especially for those of us who live in big polluted | | | | This type of air purifiers are highly effective at |
| cities. | | | | capturing chemicals fumes and odors. Activated |
| There are different types of air purifiers (AKA air | | | | carbon filters are made of a highly porous |
| cleaners), so in this post I'll be writing about the | | | | material that chemically react to particles, these |
| different types of air purifiers available. I don't plan | | | | filters don't trap larger particles, but using them |
| to go into complicated details, but an overall | | | | along with HEPA filters can be a great |
| understanding of air purification technology is good | | | | combination. |
| to have, especially if you are planning to buy one | | | | Ionizers |
| but don't know which one to choose. | | | | Ionizer air purifiers work by electrically charging |
| Filter Based Purification | | | | the air with positive or negative charges and then |
| Filter based air purifiers work by "filtering" particles | | | | capturing the previously charged particles with |
| and allergens by size. Air is pushed from a fan | | | | collector plates that have opposite charge. Most |
| through the filter and this one traps small particles. | | | | ionizers are fanless and noiseless, but because of |
| HEPA (High Efficiency Particulate Air) filters are | | | | that they move much lower amounts of air |
| said to remove 99.97% of air particles, 0.3 | | | | through the collecting plates, making them less |
| microns or larger in size. Filter based air purifiers | | | | efficient at cleaning the air. Even though they |
| usually have a pre-filter that helps prolonging the | | | | don't kill viruses and airborne bacteria, they can |
| life of the filter by capturing larger particles like | | | | capture most particles. These units don't remove |
| dust. Pre-filters can be washed and be reused. | | | | smoke or other chemicals. |
| Air purifiers that use filters are good at capturing | | | | |