Steel used in making the wall and roof panels are galvannealed with all processing and texturing done in Korea/Japan.
a)Cold Rolled Steel
b)coated with 120 Grams per square meter Zinc further zinc coating in annealed to provide additional bonding with the steel and longer life. Having zero spangles.
C)steel is further coated with five layer coating to provide rust free life.
D)coating details are explained below.