Heavy Duty Steel Floor Vent with Beautiful Black Matte Finish. Fits in 4 x 8 Duct Opening. Overall Dimension is 5.75 in Wide x 9.75 in Long please take off your old

please take off your old floor register and measure the duct hole

Distance between the centers of two screws is 14

Efficient Airflow: With a 10" x 8" duct opening size

The listed size 6" x 4" is for the inside duct opening measurement

Heavy Duty Steel Floor Vent with Beautiful Black Matte Finish. Fits in 4 x 8 Duct Opening. Overall Dimension is 5.75 in Wide x 9.75 in Long please take off your oldStyling and Durability: Immerse yourself in the epitome of quality with our floor registers, meticulously fashioned from heavy duty 18 gauge steel to deliver unparalleled strength. The premium black matte finish not only introduces a touch of elegance but also ensures exceptional resistance against rust and corrosion. Revel in a lasting, reliable performance that enhances your home. Witness the seamless fusion of durability and style as our floor