1) High strength aluminium alloy material
2) Monofilament plastic coated glass fiber fireproof gauze
3) Wind-proof liner sheet

Product material:

-high strength Aluminum alloy

-monofilament plastic coated glass fiber fireproof gauze 

-ABS engineering plastics accessory

Product characteristics:

1) Wind-proof liner sheet, have a good effect on windbreak  
2) The periphery of screen has been sewed firmly and seal hermetically 3) Easy to use with button switch
4) Double-faced woolen brush inside the box , in order to clean the dust automatically 
5) The unique inlaying grafting structure is set between screen and scroll to prevent the screen from falling off