Top and bottom aluminum clamp fixed glass. No vertical metal border.No telescopic sealing mechanism. Bottom dark lock fixed, full perspective
view. Suitable for high-grade shopping malls, outdoor restaurants and other fully transparent non-acoustic requirements of the scene.
| Partition Size(mm) | Sound insulation factor(STC/RW) | Fire-resistant time | Top and Bottom Retractable | Espansion Board | Fits Track and Pulley | |||
| Net Thickness | Height | Width | Top and Bottom Empty seats(mm) | Stretch Mechanism | non | 126#/108# | ||
| 40 | 2000-3500 | 600-1220 | 20DB | Optional fireproof glass | 0-25 | non | ||
