Aluminium Profile: Aluminium Alloy: 6063-T5 size:1500*1000(W*H), wall thickness: 1.4mm glass:5mm+9A+5mm double tempered glass color:customized hardware: US brand CMECH Design features: two tracks sliding system: one panel sliding one panel fixed,can with fixed fly screen.Three tracks sliding system: two panels sliding,can with sliding fly screen. All window frame can with timber reveal,suitable for hollow wall installation.