RV and Home Brown Stamped Steel Floor Diffuser/Register with Damper 14" X 6" (Duct Opening Size) Outside Dimension 15.25"x 7.25" Measure the duct opening where

Measure the duct opening where the vent can fit in

Powder coated in white with three matching color screws included

Effortless Airflow Control: Our functional floor register is equipped with an easy-to-use airflow control dial

The Listed size 12"x8" is for inside duct opening measurement

RV and Home Brown Stamped Steel Floor Diffuser/Register with Damper 14" X 6" (Duct Opening Size) Outside Dimension 15.25"x 7.25" Measure the duct opening whereThe Listed size 14"x 6" is for inside duct opening measurement, actual outside dimension is 15. 25"x 7. 25" Butterfly damper with easy foot operated control dial for desired air flow Two sunk screw holes located at both sides of the register for ceiling and wall mounting with included screws Brown powder coating with matte finish Individually shrink wrapped with card board pad in the back for extra protection