Product Description
1\Use few sections, graceful and luxury apearance , skillful design of structure.
2\Using corner key 45 degree matching of frame and sash corner. It makes stronger connecting and high precision of flatness on the joint area, avoiding the overelaborated milling processes. The sash also could use engineering screw corner key to match the 45 corner, very easy to fabricate.
3\The whole structure design at high precision and good security characteristic. Outstanding performance at Heat & sound insulation, good at air tightness and what proof.
4\Abundant handware avaliable for customer choices, could install handle, automatic touch-lock.