| Allergy expert and Health Practitioner Mark | | | | average a good0-sized HEPA should last 9-12 months |
| Richardson answered the 10 most commonly asked | | | | under normal use. One thing to be wary of is the |
| questions when it comes to providing allergy relief | | | | fact that many air purifier companies overcharge for |
| with an air purifiers: | | | | the replacement HEPA after the initial purchase of |
| Which air purifier technology is best to relieve | | | | the air purifier itself. So check replacement prices in |
| allergies?It depends on what kind of allergies you | | | | advance. For a good sized HEPA filter look for |
| have. For seasonal allergies like pollen, and pet | | | | replacements in the $30-40 range. |
| allergies, high efficiency particle arresting (called HEPA) | | | | How long should it take to be effective? Assuming |
| air purifier technology is recognized by Doctors as | | | | that you have the right technology to do the job |
| providing the best relief. HEPA will remove airborne | | | | several hours of running the air purifier should be |
| allergens to .3 microns, or 99.97% of all airborne | | | | enough to notice a difference. Again this will depend |
| particles. | | | | on what you are trying to remove from your air. |
| How about allergies to Mold and Mildew? HEPA, while | | | | Mold and mildew can take 6-7 hours to clear |
| it will remove mold spores, will not kill Mold and | | | | How much should a good air purifier cost? Because |
| Mildew. To kill Mold and Mildew you will want UV and | | | | there are alot of overpriced air purifiers out there this |
| Tio2. | | | | becomes a good question. For a normal Living room |
| How about Cat and Dog allergies? HEPA and a | | | | or bedroom I wouldn't spend more that $300 for a |
| Pre-filter (a screen-like filter to catch hair and dust | | | | multi-technology unit. |
| which also saves the life of the HEPA) | | | | Should I run it all the time? To save electricity costs |
| How about Dust allergies? HEPA, to gather dust, and | | | | you might consider air purifiers that feature allergen |
| a Pre-filter to capture hair and dust before the HEPA | | | | and dust sensor. These sensors from Japan adjust |
| filter to help it last longer. | | | | the machine to the conditions in the room saving |
| How about Air Purifiers like the Oreck? The Oreck | | | | electricity and guesswork. A video on Alive Air |
| doesn't have HEPA and relies solely on "electrostatic" | | | | What do you recommend? For an affordable |
| or the positive and negative charge of some airborne | | | | alternative to the typical 2-3 technology air purifiers, |
| pollutants so is not considered effective in my opinion | | | | you can now find 9-technology air purifiers that |
| for allergens. Most allergens do not have a charge so | | | | include HEPA, UV, Tio2, Ion, Carbon, Electrostatic and |
| won't be captured in their "truman cells" as they call | | | | more all-in-one by companies. I have a video review |
| their plates. | | | | of some of these models, some of which include the |
| How often should a person change the HEPA filter? | | | | new allergen sensing purifiers, available on YouTube |
| It depends on the size of the HEPA filter but on | | | | via the link below. |