4" X 10" Modern Victorian Floor Register Grille with Dampers - Decorative Grate - HVAC Vent Duct Cover - Antique Brass w36h36 + Product Details Size –

+ Product Details Size – 20" x 36" or 36" x 20" is the size for the duct opening measurement only

10"w X 8"h Is The Size For The Duct Opening Measurement Only

Highest it can pump: - 20 meters

and with a built-in back 1/2" mesh they also protect you from annoying rodents like mice

4" X 10" Modern Victorian Floor Register Grille with Dampers - Decorative Grate - HVAC Vent Duct Cover - Antique Brass w36h36 + Product Details Size –4" X 10" Is The Size For The Duct Opening (floor vent hole) Measurement Only, Actual Front End Outer Dimensions Are 5. 5" X 11. 5 in" 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 Contempo Design Forming a Luxurious & Impressive Piece For Your Home Quality Packaging Carefully Shrink Wrapped With