Austrian LISEC TPA Intelligent Line
| Characteristic | Traditional Aluminum Spacer | 4SG (Warm Edge) |
|---|---|---|
| Glass Composition | ![]() |
![]() |
| Manufacturing Process | Uses butyl and silicone for dual-edge sealing. Spacers are continuously bent, and cavities are filled with dry air or argon. | Thermoplastic spacer (German Ködispace 4SG) is applied seamlessly between glass panes, finished with structural sealant and argon filling. |
| Spacer Material Restrictions | 6A/8A/10A/12A | 6~20 |
| Production Dimensions | 2700mm x 4000mm |
|
| Gas Leakage Rate | 3-4% Per Year | Silicone + 4SG < 0.84% (Significantly superior retention) |
| Air Retention Warranty | 5 - 10 Years | 25 Years |