J622-1 ~ 6 Power-driven window-opener is the use of advanced technology and a drive mechanism of new products, product than the traditional window-opener lever, screw drive more advanced and scientific, the largest opening and closing angle of up to 60 °.
According to user needs optional remote control, wind control, rain or intelligent temperature control, thus effectively improving the performance of the ventilation of the house. The product is widely used in industrial plants, on civil and hanging in suspended louver louver opening and closing, opening and closing is also applicable to other similar types of lighting window.