Spring door provides a double directions opening way. It is widely used in commercial projectsAcoustic performance          Thermal insulationAir tightness                 Water tightnessAnti-burglar                  Wind load resistanceexquisite workmanship makes customer satisfied!Product DescriptionProfiles:6063-T5 high quality thermal/non-thermal break aluminium profilesGlass choice: low-e, reflective, frosted, tinted, clear tempered glazing5mm, 12mm, single tempered glazing5mm+9A+5mm,5mm+27A+5mm,6mm+12A+6mm double glass5mm+6A+5mm+6A+5mm triple glass, bullet proof glass5+0.76pvb+5mm, 6+2.28pvb+6mm laminated glassHardware: Australia Brio, America Cmech, Germany Siegenia/Roto, China top brand KinlongColor: Customized(matt black, white, silver, brown, dark grey etc.)Fly screen: Stainless steel security mesh, Aluminium security mesh, Fiberglass flyscreenSecurity: Safe mesh, Burglar proof grille available.Main market: Australia, Canada, Asia countries.Guarantee Period: 7 YearsProduction Experience: 18 YearsApplication: residential series, commercial series, modular house, steel structure house etc.Wall type: meet double brick, brick veneer, concrete, wooden frame, steel structureSub frames: Angels, timber reveals, sub-headPackaging:1.Inside wrap the window corner with foam layer and aluminium frame with protective film.2.Out side wrap the window with hard cardboard to avoid dust.3.Put on wooden crate or plywood crate fixed with steel nails.Do not hesitate to show us your desired windows and doors, we will help you find the one that matches you best