ขึ้นอยู่กับประเภทของไส้กรองและการใช้งาน โดยปกติ For The duration of peak allergy year, it's possible you'll look at purchasing a new air purifier for your own home. Even when pollen counts are very low, a lot of other airborne contaminants can affect indoor air excellent, like dust mites, pet dander and mildew spores. Verify waiting for link from Social Network Posts (2)