SIMBA DUMU is an affordable yet top quality corrugated steel roofing sheet made from high tensile steel that is coated with an alloy of 55% Aluminium, 43.5% Zinc and 1.5% Silicon. This product, called ZincAL, has the strength of steel, the barrier protection of Aluminium and the sacrificial protection of Zinc, all complementing each other. The resulting product has an exceptionally long life, up to four times longer than that of ordinary galvanized (zinc coated) steel sheeting.
It also offers better heat and radiation reflectivity of the sun, resulting in to cooler interiors
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