14" x 34" or 34" x 14" Cube Core Eggcrate Return Air Filter Grille for 1" Filter return grille actual front end outer dimensions

actual front end outer dimensions are approximately 10 5/8" width X 38 5/8" height

Installation of the vents will eliminate the need to raise the door ensuring security and constant air flow and reduced heat transfer into attics and adjacent house walls

The total outer size of this grille is the listed size plus 2 and 5/85"

+ Product Details Size - 22"w X 26"h is the size for the duct opening measurement only

Durable Construction – Made from high-quality

14" x 34" or 34" x 14" Cube Core Eggcrate Return Air Filter Grille for 1" Filter return grille actual front end outer dimensions+ Product Details Perfect Fit & Easy Sizing Designed for a 14" x 34" OR 34" X 14" duct opening (measured at the opening), with actual outer dimensions of 16. 5" W x 36. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 13. 75" x 33. 75" x 1" Premium Airflow Efficiency High performance cube core eggcrate design allows 95% airflow efficiency, reducing energy costs and maximizing HVAC system lifespan. Durable, Rust Free Aluminum