32" x 12" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 10" Diameter Actual Filter Size – 29

Actual Filter Size – 29 3/4"w x 19 3/4" x 1"

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actual front end outer dimensions are approximately 27 5/8" width X 34 5/8" height -

+ Product Details Size - 32"w X 14"h is the size for the duct opening measurement only

+ Product Details Size – 22"w X 25"h is the size for the duct opening measurement only

32" x 12" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 10" Diameter Actual Filter Size – 29+ 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