70 Aluminum Casement Window
70 Aluminum Casement Window’s Features
1.Multiple reinforcements are provided at the middle mullions and corner joints, and the profile’s proprietary supporting auxiliary materials achieve high sealing effects;
2.Multi-cavity structural profiles combined with multi-layer insulating glass can effectively reduce the resonance effect of sound waves and prevent the conduction of sound;
3.The width of the profile is suitable for installing a household fresh air system, and ventilation can be turned on with one click;
4.The baseless handle and invisible hinge opening fan make the appearance more simple.
GKBM Warehouse Management System
Establish an advanced three-dimensional operation warehouse, use advanced NCC intelligent management software for full process control, achieve transparent and digital management, and make project implementation faster and more efficient.
Why Choose GKBM Windows&Doors
1.Based on the 70 series profiles, customers can comprehensively consider performance and price, choose different insulation configurations according to needs, and maximize cost performance to achieve the optimal door and window solution. It is suitable for noisy areas with loud noise or close to the road. .
2.The use of 24mm multi-chamber insulation strips and matching special long-tail glass strips greatly improves the thermal insulation performance of the entire window. Low-E insulating glass is paired with multi-layer sealing strips to effectively improve thermal insulation, heat insulation, and radiation protection properties, reduce the K value of the entire window, and achieve ultimate thermal insulation and sound insulation of doors and windows.
| Thermal insulation performance | K≤1.8 W/（㎡·k） |
| Water tightness level | 6 (△P≥700Pa) |
| Air tightness level | 8 (q1≤0.5) |
| Sound insulation performance | Rw≥36dB |
| Wind pressure resistance level | 8 (4.5≤P＜5.0KPa) |
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