Home air purifiers can use a variety of filters, the mostefficient of which isthe HEPA filter. According to the EPA, to purify the air in yourhome, a HEPAfilter is your best buy. Here are some tips on how to find thebest airpurifier with a HEPA filter for your home.Your first step is to check an air purifier’s certifications bythe Associationof Home Appliance Manufacturers. This gives you an independentthird partyrating of the various air purifiers using HEPA filters for theremoval ofsmoke, dust and pollen. These ratings also certify Clean AirDelivery Rate,which tells you how quickly an air purifier cleans the air in aroom with acertain square footage. With a little math, you can easily matchan airpurifier to your room size.When comparing HEPA air purifiers for your home, remember thatthes