I'm using this system call Coway from Korea, introduced by my sis. I'm also using the air purifier from them. The sales person told me their membrane is smallest in the market, 0.0001 micron. I was worried about if the water is too clean, will it filter out all the good minerals in the water...
My 2 boys have the same problem. It's quite worrying when I wake up in the middle of the night and hear them breathing hard. I tried the air purifier from Coway bcos my sister also got it. According to them, the purifier can remove dust and smell, also H1N1 virus plus other things that cause...
