Features:
1) Main material: top-grade aluminum profile (thermal insulated aluminum profile is optional); single or double or low-E glass as your need
2) Surface treatment: anodizing, electrostatic powder coating, fluorocarbon
coating, electrophoresis coating
3) A wide range of colors, gloss, matt, metallic, anodized or wood patterned
4) Effortless to operate or stop in any position

5) Frame thickness: 70 - 140mm

6) The sash can be turned down, easy to cleaning