1) Profile:1.8-2.5mm wall thickness.Width:80,83,88,92mm .white,green…… color. Brand:LG , Veka ,Conch……    2) Glass:5mm single glass or double glass 4+9+4,5+9+5,6+12+6 .                            3) Hardware: China famous brand with high quality.Brand:CHUNG ,ROTO ,GOLKING4) Steel reinforc ement: National standard,1.0-2.0mm thickness,  galvanized.       5) Rubber strip: high quality black rubber strip.                                           6) Packing : hard paper+film.

america vertical sliding window