1) Utmost energy efficiency and insulation provided by the unique 3-cavity and 3-seal design
2) Beautiful and elegant appearance with curved glass
2) Stronger reinforcement offers higher wind-load resistance
3) Superb water and air tightness
4) Kinds of Hardwares are valid: Stainless Steel Friction Hinges; Single Point Handle or Handle with Gear or Operator.
5) Easy fabrication
6) Kinds of Glassead Valid(5MM or 15MM).
7) Milk White Color or Wooden Color valid.
8) Can be made with OEM.

Can produce special shape of windows/doors accordig to customer's requirement.