ERGIL, an Äager brand, invented a new style of QOC (Quick Opening Closure) that is constructed in accordance with strict international standards. ERGIL can manufacture with carbon steel, stainless steel, and other materials according on the needs of its customers. The new form of QOC is used in the oil & gas, chemical and petrochemical, wastewater treatment, and marine industries for all type of pressure vessels. Let’s take a look at the opening and closing operations together!