20" x 32" Cube Core Eggcrate Return Air Filter Grille for 1" Filter white actual front end outer dimensions

actual front end outer dimensions are approximately 34 5/8" width X 26 5/8" height

+ Product Details Size - 28"w X 34"h is the size for the duct opening measurement only

Discover the perfect balance of style and functionality with our Ceiling Grille Diffuser

actual front end outer dimensions are approximately 12 5/8" width X 24 5/8" height

14"w X 6"h Is The Size For The Duct Opening Measurement Only

20" x 32" Cube Core Eggcrate Return Air Filter Grille for 1" Filter white actual front end outer dimensions+ Product Details Perfect Fit & Easy Sizing Designed for a 20" x 32" OR 32" x 20" duct opening (measured at the opening), with actual outer dimensions of 22. 5" W x 34. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 19. 75" x 31. 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