* Window Frame: Thermal break and heat insulated aluminum alloy profile+ aluminum alloy powder coated
outer cover. Skylight part is available in polycarbonate hollow sheet. * Control system: 1) 24V safety voltage is used for electric opening. 2) two-ways compressed air and carbon
dioxide emergency gas cylinder are used for pneumatic opening. It's equipped with fail-safe device.
* Customized size: 1.5m ≤ base width ≤ 3. 6m,
Base Length can be customized.