Bi fold aluminum doors with glass for house on China WDMA Built-in Blinds and rust- and corrosion-free

and rust- and corrosion-free

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upper and lower door clips

Bi fold aluminum doors with glass for house on China WDMA Built-in Blinds and rust- and corrosion-freePRODUCT FEATURES: 1. Good highly resistant to corrosion, sound insulation. 2. Excellent thermal insulation capacity. 3. Sealed casement stays for improved durability and smooth operation. 4. Shock resistance, effective resistance to wind, air tightness better. 5. Rigorously tested to guarantee everlasting quality. PRODUCT BENEFITS: 1. Little space occupation, easy to install screen window. 2. High precision program control, quality and stability