Section 15 BASE METALS AND ARTICLES OF BASE METAL 76 ALUMINIUM AND ARTICLES THEREOF 76 10 LATTICE MASTS, ROOFS, ROOFING FRAMEWORKS, DOORS AND WINDOWS AND THEIR 76 10 10 DOORS, WINDOWS AND THEIR FRAMES AND THRESHOLDS FOR DOORS, OF ALUMINIUM Commodity Code Description 76 10 10 00 DOORS, WINDOWS AND THEIR FRAMES AND THRESHOLDS FOR DOORS, OF ALUMINIUM