



Electric field measuring instruments and parts for HVAC systems
Damper
SHUT-OFF DAMPER
-Shut-off dampers are dampers installed to totally cut off the airflow in connection with fans.
VOLUME CONTROL DAMPER
-Volume-control dampers are installed to control the quantity and pressure of airflow.

| Year | Product | Yard (Customer) | Hull No. | Type of Ship | End-User | Country | 
|---|---|---|---|---|---|---|
| 2013 | VCD PRD NRD  | HHI | 526 | FPSO | BP | USA | 
| 2013 | VCD PRD NRD  | SHI | 2030 | FLNG | Shell | Netherland | 
| 2013 | EMD | HHI | - | Gas Turbine Power Plant | SCOP | - | 
| 2013 | WGD | TOYO-ENG | - | Building | GS | KOREA | 










