Run by a Industrial Co., Ltd. today to bring you: Optional safety critical grasp of the details of the sliding door (2) sliding doors were on the lower two pulleys. Serves as a guide pulley, installed in the upper part of its orbit, often do not pay attention to when consumers buy. Good pulley structure is relatively complex, not only within the bearing metal interior door, and there will be two fixed metal aluminum block interior door manufacturers make directional slide smoothly, almost no noise. When consumers choose not to be mistaken for sliding doors sliding the slide in the lighter the better metal interior doors, in fact, high-quality sliding doors should slide with a certain weight, smooth and no vibration. A Run Co. to bring you all kinds of doors and windows knowledge summary. To an ordinary steel doors and casement 80 yuan / sets of hardware accessories, aluminum bridge will need about $ 150. Tilt more expensive steel metal interior doors, hardware accessories cost of imports would set up 300-500 yuan. (Domestic casement hardware 150 yuan / sets, Tilt Window Hardware 280 yuan / sets, door hardware 580; casement window hardware imported 240 yuan / sets, Tilt Window Hardware 360 ??yuan / sets, Swing Hardware 720 yuan / sets of sliding sash hardware 80 yuan sets) Glass: single glass, double glass, hollow glass. Currently bridge aluminum doors and windows and more hollow glass, hollow glass 5mm + 9A + 5mm double-sided steel, probably around 80 yuan / square meter. Metal interior door locks, a INDUSTRIES quality and quantity, Ganzhou metal interior door is provided by a Run Industry and Trade Co., Ltd. Zhejiang. Zhejiang A Run Co. (www.zjyrgm.com) is an industry leader in Jinhua, Zhejiang, security doors, over the years, the company implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Run Industry and Trade in a leadership with the staff warmly welcome all inquiries negotiations to create a better future for Run Industry and Trade.