外开窗 meaning in English
out-opening window
swinging-out casement window
Examples
- Pvc top - hung outward open window series : use 60 serires frame and shutter , opens conveniently , and easy to clean
Pvc上悬外开窗，利用60平开系列框、扇型材，开启方便，易清洗。
out-opening window
swinging-out casement window