MAIN FEATURES

• Quit-built system is designed to operate accessible window
• Control handle integrated with chain box and drive the chain box directly to operate the window, this design immensely reduces power loss during the transmission and exerts stronger power
• Control handle can be removed, when not in use
• High quality Chain box using high-strength double link chain
• Clamping force achieving to 3000N
• Stroke: available from 100 to 500mm
• Suitable Application: Top hung window, utton hung window and flat-opened window
• Easy-Installation, durable & aesthetical