Aluminium Temperature-Saving Outside Opening Casement Window Powder coating, fluorocarbon tilt and turn, casement, sliding YLJ-55A Aluminium Temperature-Saving Outside Opening Casement WindowMaterial Aluminum profile produced by our own factory; Glass thickness Use the float glass, popular glass(not less than 6mm tempered), coated glass, heat-reflecting glass; Etc. Hardware KIN LONG, Roto ...