Hand-crank chain outward-opening top-hung window opener

Product adaptation/Product adaptation

Applicable to all kinds of factory buildings, various aluminum alloys, curtain walls, plastic steel profiles and other application scenarios;

Product Features

Flexible installation: Depending on whether there is a windowsill or not, it can be installed with mounting brackets of different heights, providing smooth and powerful output. A variety of push strokes are available, with customization available for conventional 300mm/450mm/1000mm or less. Standard carbon steel nickel-plated chain belt: the extreme hardness of the material ensures the safe and balanced operation of the drive, with more than 15,000 push-out and pull-back tests.

Operating instructions

According to the required ventilation and lighting, the opening angle of the window can be controlled by the hand crank. Slowly turn the hand crank counterclockwise, the chain will gradually retract, and the window will slowly close: