Is the air in your home causing your allergies to act up, or do you simply want to make sure that there are no harmful contaminants lurking in it that might damage your health? Then you have to invest in an air purifier, only such a device providing an effective cleaning of the air. To learn how to properly size such a unit to ensure that you will make the right choice, check out this article.
The CADR is an accurate test that evaluates the air filter's ability to remove the contaminants from the air and it should always be checked when looking for a reliable air filter. So, if you want to know more interesting information, read the article and see what does CADR stands for.