Recommend a home air filter, better oh?
If only the suspended particles in the air filtration and second-hand smoke, air haze, I suggested the use of an innovative product AI box filter hood, this machine is a water soluble, can instantly smoke degradation deep down, and the interception of the dust in the air, sulfuric acid, nitric acid particles, secondhand smoke is more convenient.
Can Taobao net: AI box details of the smoke filtering machine.
If in the fog and haze weather, after closing the doors and windows, just put the hose protruding out of the wall, you can replace the fresh air.
There are many kinds of air filters, physical filtration, chemical reaction and also, also have optical decomposition; each has different advantages and disadvantages in applications; mainly depends on your requirements and the choice of applicable products
