1) Long life span,Noise insulation, various colors for choice.

2) Durable, no deformation, no crack after long-time usage.

3) Security, can be closed and locked firmly.

4) Easy to install, with very nice appearance.

5) Suitable for different rooms, with wide field of vision.

6) Surface treatment: Powder Coating, Fluorocarbon Coating, ect.

7) Accessory system: High quality accessories