* Aluminium alloy 6063-T5, high tech profile and renforce material
*High quality glass fiber thermal break insulation bar with high loading capacity
*10-15 years warranty in powdercoating surface treatment
*Multi-point hardware lock system for weather sealing and burglarproofing
*Corner locking key ensures the smooth surface joint and improves corner stability
*Glass panel EPDM foam weather sealing strip used for better performance and easier maintenance than standard glue