There are numerous models of air purifiers in the market and setting down to one of them can be a very tiring task. It is not easy to go out to buy an air purifier and start comparing every model with another it can be a very hard job. The major factors that one should consider are;
3. Noise that the fan it has makes
4. Portability and size
5. Method of purifying air
6. Electricity cost
7. Cost of replacement and maintenance
9. Square foot coverage and how much it would cost per square foot.
When you put the factors above into consideration, you will be able to get an air purifier that will meet your needs well.