22" x 26" or 26" x 22" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Compatible With Duct 12in text-decoration: none

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+ Product Details Size - 10"w X 16"h is the size for the duct opening measurement only

or luxury Victorian design

+ Product Details Perfect Fit & Easy Sizing - Designed for a 6" x 8" or 8" x 6" duct opening (measured at the opening)

22" x 26" or 26" x 22" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Compatible With Duct 12in text-decoration: none+ Product Details Perfect Fit & Easy Sizing Designed for a 22" x 26" OR 26" x 22" duct opening (measured at the opening), with actual outer dimensions of 24. 5" W x 28. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 21. 75" x 25. 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