- The Listed size 12″x 8″ is for inside duct opening measurement (duct hole), actual outside dimension is 13.75″ X 10″
- All plastic construction with 1/2″ fin spacing for high air flow with rust proof feature perfect for areas with high moisture
- Three way air deflection design with bright white face and black damper in the back
- Multi-shutter damper with easy handle to adjust desired amount of air flow
- Two screw holes on each side with two screws included