| Customization: | Available |
|---|---|
| Type: | PVC Extruded |
| Material: | UPVC |
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| Lumei 70 System which applies advantage design ideas such as section bar design featuring six cavities, thick wails arid large sections, energy-saving glass installation design and unique wall installation technologies at door openings is the most high-end energy-saving window and door system in China. This product is especially suitable for severe cold areas, which is mainly used in the window and door systems of villas and high-end civil buildings The advantages of 70 open doors and windows series: - The main section bar with a six-cavity structure has good thermal-insulating and energy-saving effects, which is one of the most high-end section bar systems in the current market. - It applies independent drainage cavity design to improve the drainage performance of finished windows. - It can be designed into in-swinging casement windows, inward tilt-turn windows, fixed windows, etc. - Through connection materials, it can form connection in any angle. - It can be equipped with three-layer and double-layer hollow glass at large intervals. - With simple, utility and highly operable technologies, it is suitable for industrial production. - 4-level air tightness, 3-level water tightness, 4-level wind pressure resistance and 8-level thermal insulation. |
| Energy Saving Index Parameters |
| Profile structure: 6 charmbers with triple seal |
| Heat transfer coefficient: uf=1.0w(k.m2) |
| Wind load resistance: up to 6500Pa |
| Different requirements for heat transfer coefficient | Glass Maching |
| 1.8w/(k.m2) | 1.05 (5+12Ar+5+12A+5Low-E) Triple glass |
| 2.0w/(k.m2) | 1.42 (5+12A+5+12A+5) Triple Glass |
| 2.1w/(k.m2) | 1.45 (5+9Ar+5+9A+5) Triple Glass |
| 2.4w/(k.m2) | 1.52 (5+9A+5+9A+5) Triple Glass |
| 2.6w/(k.m2) | 1.36 (5+12Ar+5Low-E) Double glass |
| 2.0w/(k.m2) | 1.9(5+12A+5) Double glass |
| 2.1w/(k.m2) | 1.75 (6+9A+6) Double glass |
| 70mm uPVC Profile use for Triple seal and Double glass window |
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