56 EUROPEAN STANDARD WINDOW OF THE BROKEN BRIDGE
- Window to indoor flat open and fall to open a certain angle for maximum ventilation, indoor space saving.
- The window sashes are closed, the window frame and the window sash multi-point locking, waterproof effect is good, safe and anti-theft performance class.
- Waterproof is good, open double-lumen silicone sealant, no connection double seal;
- Wind strength, suitable for high-rise buildings;
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