10" x 6" Decorative Wood Supply Air Vent HVAC Duct Cover Grille - Polished Finish Red Oak Wood - 2-Way Air Direction - [Outer Dimensions: 12w X 8"h] RV Mobile Home Measure the size of the

Measure the size of the air duct/drywall opening

Actual Filter Size – 33 3/4"w x 7 3/4" x 1"

order a 14x20

+ Product Details Perfect Fit & Easy Sizing - Designed for a 10" x 34" or 34" x 10" duct opening (measured at the opening)

+ Product Details Size – 18" x 20" or 20" x 18" is the size for the duct opening measurement only

10" x 6" Decorative Wood Supply Air Vent HVAC Duct Cover Grille - Polished Finish Red Oak Wood - 2-Way Air Direction - [Outer Dimensions: 12w X 8"h] RV Mobile Home Measure the size of the10"w X 6"h Is The Size For The Duct Opening Measurement Only, Actual Front End Outer Dimensions Are 12" Width X 8" 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