32" x 12" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Filter Grille + Product Details Size -

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

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75" Width X 37

High Quality – High-quality aluminum with counter-sunk screw holes (screws included) and no sharp edges

no sharp edges & easy to clean

32" x 12" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Filter Grille + Product Details Size -+ Product Details Perfect Fit & Easy Sizing Designed for a 32" x 12" OR 12" x 32" duct opening (measured at the opening), with actual outer dimensions of 34. 5" W x 14. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 31. 75" x 11. 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