Details：

fresh air purifier  with heat recovery fuction

 DC motor,though the exchange of indoor and outdoor air.The unit not only can provide new air and comfortable temperature to indoor,but also recover energy and save power.

Material: galvanize sheet

Filter :F4 initial +active carbon+Hepa high filter screen

Features

1.Long life
Motor is covered by flame retardancy material to reduce operation loss.
2.Low noise
New fresh air route design,smaller volumn,high efficency to resist side noise.
3.High static pressure
4.Energy save
DC motor apply,save 50% energy loss. 
5.Hepa filter
Hepa filter,avoid the dirty air and bring the fresh air.