Outer Frame : hollow frame

Glass sash specifications : used upper and bottom rails, can be hight rail or low rail for moving the blade and locking system automatic

Specification of screen windows sash : can not use screen

Standard glass : clear glass, tempered glass and laminated glass, from 8 to 12mm thickness

Standard hardware :
• single sided automatic handle lock
• double sided automatic handle lock with key
• upper and lower wheel stainless steel
• nilon anti sway wheel

Drainage method : use automatic external drainage

Application scenarios : Living room / bedroom / study / balcony / kitchen / office