A convenient, all-in-one direct to metal paint that prevents rust. When using Duram Dtm smooth, there is no need to prime or undercoat metal and galvanized iron saving you time and money. Duram Dtm can be applied directly to your mild steel, wrought iron, galvanized iron, stainless steel and aluminium surfaces. Duram DTM will provide you with excellent UV and weather resistance. This means no chalking or fading over time. Duram DTM Can be applied directly to new or previously painted metal.