1.Frame Thickness: 1.4mm; Frame: 97.5mm width.2.Bottom sliding designs with ladder type for more smooth drainage.3.This series cover plate could be used as edge cover plate or sliding cover plate toreduce the inventory.4.This series gauze sash is horizontal and vertical and it install on the outdoor side.5.Glass slot: 25mm, could install 5mm+12A+5mm tempered glass.