4" X 12" Modern Victorian Floor Register Grille With Dampers - Decorative Grate - HVAC Vent Duct Cover - Matte Black 18in diameter ensuring reliable performance over time

ensuring reliable performance over time

thanks to its slotted lock

Actual Filter Size – 7 3/4"w x 25 3/4" x 1"

Auto Switch On Sensor: - Yes

We Use Special Materials To Prevent Corrosion

4" X 12" Modern Victorian Floor Register Grille With Dampers - Decorative Grate - HVAC Vent Duct Cover - Matte Black 18in diameter ensuring reliable performance over time4" X 12" Is The Size For The Duct Opening (floor vent hole) Measurement Only, Actual Front End Outer Dimensions Are 5. 5" X 13. 5" SEE BELOW IN DESCRIPTION HOW TO MEASURE A GRILLE Solid Rigid Steel Body For Durability and Reliability With Dampers Operate able by Switch For Airflow Directional Control Premium Plated Finish and Modern Victorian Design Forming a Luxurious & Impressive Piece For Your Home Quality Packaging Carefully Shrink Wrapped With