Sphering Group, a specialist in the design, manufacturing, and distribution of innovative high-quality chimney and ventilation systems, completed the acquisition of EKA., a producer of stainless components Financial terms were not disclosed. With EKA, the business volume step changes by 25% and gives the Group a leading position in the largest European market. EKA brings to the Sphering Group an unrivalled combination of technology and processes for great flue and air-care deliveries from high runners to specials on the German speaking countries.