Aluminum Window Doors Soundproof Sliding Window Aluminum Up down Sliding Window on China WDMA Built-in Blinds 6) Fire resistant

6) Fire resistant

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Aluminum Window Doors Soundproof Sliding Window Aluminum Up down Sliding Window on China WDMA Built-in Blinds 6) Fire resistantAluminum Window Doors Soundproof Sliding Window Aluminum Up down Sliding Window Product Description Advantage: 1) Simple structure, easy installation, smooth sliding; 2) A perfect blend of the sleek profile, superior weather protection, and style ; 3) Soundproof, heat insulation, corrosion proof; 4) Available in any sizes you need, flexibility to choose between 2, 3, 4 or even 6 panels; 5) Uninterrupted views without compromising security; 6) Economic