How to Buy an Air Purifier
“For everyone residing in Singapore, there is indeed a need for a purifier to preparing for the onset of the haze especially on the summertime. When you are now considering buying an air purifier, make sure you know what to look for before you make your decision as it can get quite confusing with so many different models out there. “
What to Look For
CADR (clean air delivery rate) delineates the maximum square footage recommended in which to use the filter (a good baseline for choosing a room unit) and how quickly it can remove three types of pollutants: smoke (with a number ranging from 10 to 450), dust (10 to 400), and pollen (25 to 450). The higher the value, the faster — but not necessarily the more thoroughly — the machine filters the air.