Vertical sliding double pane glazed soundproof double hung aluminum windows aluminum up down sliding sash window on China WDMA patio door 2794943820225px

2794943820225px

only focusing on manufacturing High-quality Sunscreen Fabrics

Standard:matt black

Available in various colors

Thickness: 35mm-45mm

Vertical sliding double pane glazed soundproof double hung aluminum windows aluminum up down sliding sash window on China WDMA patio door 2794943820225pxVertical sliding double pane glazed soundproof double hung aluminum windows Structural features: 1. Adopt double guarded design, to increase the wind resistance index. 2. Use the open wood technology for splicing frame, and use imported waterproof glue before splicing, the colloid is fully extruded when we fasten screw, so the waterproof problem is solved. 3. Profile adopts European standard hardware notch, muti point locking, to achieve very good