aluminum profile of curtain wall 1) Alloy & Temper: 6063T5, 6061T6, 2) curtain wall 3) with different surface treatment Aluminum curtain wall profile Feature:1) Alloy ... ,6082, Temper: T5, T6.2) Windows & door, curtain wall, etc.3) Anodized silver, anodized champagne, anodized bronze, anodized black, powder coated, .4) Length: 5.8 ...