iO HVAC Controls EB-2812 Electronic 28 X 12 Bypass DamperiO HVAC Controls EB 2812 ACTUATORS ARE INSTALLED ON 2ND DIMENSION Electronic 28 x 12 Bypass Damper Height: 28 Width: 12 Total Size: 28 x 12 Actuator Placement on the dimension: 12 Additional Information Item NumberEB 2812 BrandiO HVAC Controls MotorizedYes ShapeRectangular Size (in)28 x 12 Spring ReturnNon Spring Return TypeBypass Dampers