- 4"w X 8"h Is The Size For The Duct Opening Measurement Only, Actual Front End Outer Dimensions Are 5.5" Width X 9.5" Height -
- Damper With Lever for Easy Cntrol of Airflow - Lever Is Easily Operated by Foot
- Quality Packaging
- Smooth Surface Edges - Run Your Fingers Across The Surface To Feel The Smoothness