| People who suffer from chronic breathing | | | | filtration plus, they are equipped with filter |
| conditions such as Emphysema and COPD should | | | | cartridge change indicators. Note that in spite of |
| be careful when buying an air filter system. These | | | | what the manual says about cartridge longevity, a |
| conditions are serious life threatening health | | | | cartridge's life span will depend on air quality |
| problems that can be aggravated with the use of | | | | There are different types of filter cartridges. |
| inferior poor performance air filters. A good air | | | | There are gas filters and carbon filters. An air |
| filter should clearly remove indoor allergens such | | | | filter's performance level is dependent on the filter |
| as smoke, odor, gas, dust and mould through | | | | cartridge. The finer the filter, the better air quality |
| quality filtration. An excellent air filter is that which | | | | it will produce. The best filters are the ones that |
| is well equipped and capable of cleaning the air in | | | | can capture very tiny particles as small as 0.3 |
| the room efficiently, and at record time. There | | | | microns. |
| are very expensive air filters, but they are worth | | | | Hepa rated air filters are regarded as the most |
| their price because they are very efficient for | | | | efficient, yet gas molecules are too small for |
| cleaning your indoor air. | | | | most Hepa air filters, if they are not equipped |
| Some air filters are equipped to decontaminate air | | | | with activated carbon or charcoal that is capable |
| up to 50% better than less expensive makes. | | | | of trapping gas molecules. |
| These high-end air filters produce excellent | | | | |