| Air Purifiers have gained a bad reputation because | | | | of ozone. When used appropriately, the units |
| of their ozone output; although they were | | | | work as intended and do not emit harmful levels |
| created to produce only 0.025ppm of ozone for | | | | of ozone. Just as with anything that is created for |
| the room space they are intended. This is | | | | an intended purpose, if used inappropriately, the |
| significantly lower than the CSA and EPA standard | | | | results could be harmful. For example, vehicles |
| of 0.040ppm and the 0.050ppm required by many | | | | have the capability to reach speeds that exceed |
| state laws. | | | | the regulated speed limits set by each state, but |
| There is anywhere between 0.01ppm and | | | | can be extremely dangerous when operated |
| 0.125ppm found naturally in our every day | | | | outside of legal guidelines. |
| atmosphere which is also higher than the | | | | Another thing to keep in mind is moderation. The |
| recommended safe levels of ozone and thus | | | | Greeks had it right-- moderation, moderation, |
| higher than the levels produced by most units. | | | | moderation. If a certain unit is run in a closed off |
| Studies carried out by the University College | | | | 500 sq. ft. room continuously on high for a month, |
| Dublin showed that certain brands of Air Purifiers | | | | the air in the room could exceed the safe levels |
| operated safely and effectively within the | | | | of ozone. Purifier units were designed for average |
| operating conditions specified by the suppliers. | | | | use in the home. On any given day, the units |
| Based on their studies, while operated in | | | | should be run intermittently and only until the |
| appropriately-sized rooms, the ozone produced by | | | | room has been cleared of odors or other irritants. |
| the units did not exceed the regulatory levels of | | | | All-in-all, most air purifiers are a very safe and |
| ppm. Prestigious scientists stand behind the fact | | | | effective way to cleanse the air without being |
| that "the units that were tested emit ozone levels | | | | harmful to individuals or to the environment. Other |
| that will saturate to less than 0.05ppm in the | | | | ozone generators that do not adhere to the |
| room size for which they are designed." | | | | 0.04ppm EPA regulatory levels can be harmful to |
| Based on these findings, the most critical | | | | the individual and should be avoided; but, many |
| component of owning an air cleaning system is | | | | brands are not ozone generators. They are air |
| using them in the right size space. If a high output | | | | purifiers. Their main purpose is to cleanse the air |
| model is placed in a 100sq.ft room, one might find | | | | using UV light, Photoplasma, AND Ozone. People |
| levels of ozone higher than 0.05ppm. That's | | | | who have avoided these in the past can rest |
| because the high output was created to cover | | | | assured that their homes and offices will be |
| 4000sq.ft. When used appropriately, the units | | | | comfortable, clean, and safe! |
| work as intended and do not emit harmful levels | | | | |