24" x 10" Cube Core Eggcrate Return Air Filter Grille for 1" Filter RG66 Black-HP If your hole is 14"

If your hole is 14" wide by 20" tall

+ Product Details Size – 20" x 32" or 32" x 20" is the size for the duct opening measurement only

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High quality – High quality solid stamped steel with counter-sunk screw holes (screws included) and no sharp edges

24" x 10" Cube Core Eggcrate Return Air Filter Grille for 1" Filter RG66 Black-HP If your hole is 14"+ Product Details Perfect Fit & Easy Sizing Designed for a 24" x 10" OR 10" x 24" duct opening (measured at the opening), with actual outer dimensions of 26. 5" W x 12. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 23. 75" x 9. 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