... Alu.profiles, rod, angle bar, flat, square bar, T profile and U channel, special profiles,etc5. Color: Silver grey, champagne, black ... red paper (12/pack)7. Superior weather resistance8. Surface Treatment: Anodized , Powder Coating, Electrophoresis, Wooden-pattern transfer, Thermal-break, Sand blasting ... depends on our advanced technology10. HIgh volume of production window and door aluminum profile