Choose a best air purifier in new year 2015

Air purififer become very hot selling since 2014.
The technological principle of the air cleaner looks be like simple,  but it is not easy.
In addition to want to consider the problem of aperture of filter and the particulate matter,
the size of the wind fan, filter resistance, noise problem, are the factors.



 The article is provide from【Lanjia Water Inizer】，please indicate the source address
reprinted: http://homehealthywater.com/health-care-knowledge/1545.html