How to choose a suitable air purifier?
1: filter purification method is more suitable for The main filter and electrostatic. The main difference is that the former is the need to replace HEPA (HEPA filter), the latter does not require frequent cleaning, but the static dust collecting part. The filter type air purifier is currently on the market the most common products, it was magic weapon is safe and efficient. It is decided by its working principle. The filtering type air purifier using filter type. Because of the...