Swedfan ventilation system at work at the POHANG-SAMCHUK RAMILWAY CONT.9 project, Korea. Swedfan ventilation system is at present ventilating more than 10 tunneling projects in Korea such as MILYANG-ULSAN HIGHWAY CONT.5, CHEONMASAN TUNNEL, SINRIM-BONGCHUN CONT.2 and MOKDONG RAIN WATER STORAGE.
