Greenhouse window openers are non-electric and use solar energy. They open or close the greenhouse vents as the temperature rises or falls, including accessories and installation manuals.Product description 1. The product is an ideal choice for greenhouse windows, suitable for opening and closing greenhouse windows. 2. As the temperature increases or decreases, the greenhouse vent opens or closes, which is highly practical.Note: 1.Do not use your window opener where temperature will exceed 50( 122); 2.Before installation, make ensure your window can be opened without obstacle,otherwise damage might occur. 3.Do not apply excessive loads by locking or covering window.Product attribute Material:Aluminum+stainless steel Color:SilverWarm reminder 1. Please remember that due to the lighting effects, the monitor's brightness / contrast settings / etc's, there will be some slight differences in the color of the pictures and the actual items. Measured by hand, deviations of 1-2 cm are possible. 2. Please leave us a message if you have any questions. We will respond and offer you our best service.
