Specifications Filters are used in all cases where there is a need to separate one substance from unwanted admixtures. They are applied to industry, marine, sanitary installations, air conditioning systems etc. Due to the wide range of applications there is a big variety of dimensions and materials used. Technical Characteristics The production of filters is accomplished according to engineering designs or samples, supplied by the customers. The selection of the suitable material depends on the application. Stainless steel is used at high pressure-temperature applications with a corrosive-aggressive environment, mild steel is used in average conditions; copper and bronze are used to reduce the possibility of ignition.