32" x 22" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Powder-Coated actual front end outer dimensions

actual front end outer dimensions are approximately 36 5/8" width X 10 5/8" height

expanding or retracting the gap to meet your precise needs

+ Product Details Size - 20"w X 10"h is the size for the duct opening measurement only

10" Diameter Is The Size For The Duct Opening Measurement Only

32" x 22" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Powder-Coated actual front end outer dimensions+ Product Details Perfect Fit & Easy Sizing Designed for a 32" x 22" OR 22" x 32" duct opening (measured at the opening), with actual outer dimensions of 34. 5" W x 24. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 31. 75" x 21. 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