iO HVAC Controls MD-1208-BM Md Series 12X08 (3) Wire Damper Po/PciO HVAC Controls MD 1208 BM ACTUATORS ARE INSTALLED ON 2ND DIMENSION MD Series 12x08 (3) Wire Damper PO PC Height: 12 Width: 8 Total Size: 12 x 08 Actuator Placement on the dimension: 12 Additional Information Item NumberMD 1208 BM BrandiO HVAC Controls MotorizedYes ShapeRectangular Size (in)12 x 8 Spring ReturnSpring Return TypeRectangular Dampers