ขึ้นอยู่กับประเภทของไส้กรองและการใช้งาน โดยปกติ For The duration of peak allergy season, it's possible you'll consider purchasing a new air purifier for your private home. Even though pollen counts are small, a lot of other airborne contaminants can effect indoor air good quality, like dust mites, pet dander and mildew spores. Look at waiting for link from Social Network Posts (13)