Hihaus aluminum double cottage pane traditional casement windows company

· Ergonomic design concept, graceful and elegant appearance, high-end and splendor in simplicity,

High quality comparable to the international first-line brand.

· It is made of high quality manganese and magnesium alloy extrusions with high strength structure.

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

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

Double-layer sealing, sound insulation, heat insulation and light transmittance, it effectively prevents glass from fogging.

· The first case and technology in domestic, to inflate argon into hollow glass for features of sound and heat insulation, it prevents the hollow glass from fogging and frost, and creates a sound-proof space of 30 dB for life enjoyment.

· When opening, it does not occupy the indoor space, can maintain the natural air circulation, air fresh indoor, and moreover, exclude the rainwater entering.

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