Profiles: Z70-330 Series heatproof profiles or equivalent 1.4mm ~2.0mm thick. GB/T 19001-2008/ISO 9001:2008 Glazing: Double layers toughen glass 5mm + 12A + 5mm (example) Gap in between both glasses can be treated as: Vacuum Infill with argon gas Toughen glass thickness vary from 5mm~8mm Comply to BS 952 and 6262 Toughen glass can be tinted or laminated (reflective) in various of colours Light blue, grey, brown etc. Ironmongery: Hinges, lever stay, winder, handles, spindle sleeves, insets proof etc. Our China made ironmongeries are all complied to China Standard. Optional of ironmongeries from German, USA & Australia. Rubber gaskets, sealants, silicone are all complied to BS 1470,1474,4873, 6375 & 6496. W3000mm*H2500mm