Hihaus hot pvc upvc vinyl nail fin double pane insulation sliding windows

· Ergonomic design concept, graceful and elegant appearance, high-end and splendor in simplicity, High quality comparable to the international first-line brand.

· It can bear ultra wind pressure. Thermal insulation bridge design: Long-term energy-saving, firm structure, durable, waterproof and wind pressure resistance.

· SS304 rail making sliding smoothly;

· Using anti-swing positioned wheels on top track, improving safety performance;

· 5mm double-layers fully sealed automotive grade safe glass, with chemical molecular sieves and argon inflated.

· It prevents the hollow glass from fogging and frost, and creates a sound-proof space of 30 dB for life enjoyment.

· Auto lockset is more convenient; Lockset with key is optional;

· Using edge fold technology for fly screen window, to make the hard net be installed firmly;