22" x 26" or 26" x 22" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Grille actual front end outer dimensions

actual front end outer dimensions are 17" Width X 17" Height

Quality Packaging – Every part is hand inspected for quality before it is packaged

+ Product Details Size – 25"w X 12"h is the size for the duct opening measurement only

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22" x 26" or 26" x 22" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Grille actual front end outer dimensions+ 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