As one of leading manufacturers of Air Conditioning Systems and other concerned devices, Surjin Air-Conditioning Co., Ltd. has been doing its best for research and develope the energy saving devices for over 18 years in this Korean market. We, Surjin are now manufacturing - Variable Air Volume Units (Ventury Type, Damper Type, Fan Powered Units)- Air Volume Measuring Devices (FMS: Flow Measuring System)- Sound Attenuator- FineAireWe will also do our best for more comfortable environment and technical development of Air Conditioning Systems in this field. Surjin Home Page will give you a useful and advantageous information in the air conditioning system engineering.