Buildex zacs 4 comes with the ultimate anti-corrosion coating for roof fasteners and cyclone plates. The proposed a53566 class 4 specifications. Zacs 4 is a unique coating system comprising of an alloy combination which gives galvanic protection. The coating thickness exceeds 50 um, which is twice the thickness of an quivalent class 3 product. Zacs 4 should be used in coastal areas where salt, wind, uv and moisture are prevalent, in tropical zones, it is recommended for use in moderate and severe marine enviroments.
