10" x 3" Decorative Wood Supply Air Vent HVAC Duct Cover Grille - Polished Finish Red Oak Wood - 2-Way Air Direction - [Outer Dimensions: 12w X 5"h] w10h10 + Product Details Size -

+ Product Details Size - 26"w X 20"h is the size for the duct opening measurement only

+ Product Details Size - 16"w X 6"h is the size for the duct opening measurement only

+ Product Details Perfect Fit & Easy Sizing - Designed for a 12" x 24" or 24" x 12" duct opening (measured at the opening)

this model ensures top-notch air quality

+ Product Details Size – 25"w X 36"h is the size for the duct opening measurement only

10" x 3" Decorative Wood Supply Air Vent HVAC Duct Cover Grille - Polished Finish Red Oak Wood - 2-Way Air Direction - [Outer Dimensions: 12w X 5"h] w10h10 + Product Details Size -10"w X 3"h Is The Size For The Duct Opening Measurement Only, Actual Front End Outer Dimensions Are 12" Width X 5" Height SEE IN DESCRIPTION HOW TO MEASURE A GRILLE Slim Sliding Metal Damper To Control and Adjust Airflow Slots Are Angled to Diversify The Airflow In 2 Way Direction Great for Wall and Floor & ceiling Applications Roundover Beveled Edges Polished Pre Finish Gloss Varnish Ready To Install Can Also Be Sanded And Re finished According To