... styleOpening styleSliding, casement, turn-tilt, tilt-sliding, single-hung, double-hung, etc.Specification(size, color,etc.)Different countries ... -2.2mm, thermal break aluminum profileGlassSingle, double, tripled glass; double glass with grilleLow-E glass, Tempered glass ... styleSliding, casement, turn-tilt, tilt-sliding, single-hung, double-hung, etc.Specification(size, color,etc.)Different countries ...